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Computer Engineering Questions and Answers October 16, 2019

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arson.com / ? courseld = 1 2 4 2 6 4 5 4 &key = 1 4 0 0 5 2 3 7 1 9 3 3 5 1 0 8 1 1 2 1 2 0 2 3 # / Bell schedule Google Slides Directory VHL College Board - SAT, AP / SUPA Chemistry 2 3 - 2 4 irse Home riodic Table 4 1 Rank the following ions in order of decreasing radius: F - , C l - , B r - , I - , and A t - . Use the per Rank from largest to
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Which oxidizing or reducing agent would be appropriate for the following reactions? a ) longrightarrow b )
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If 20.7mL of a 0.184MLiOH solution is used to titrate the H2SO4 in a 0.0175L solution, what is the molarity of the H2SO4 solution? 2LiOH(aq)+H2SO4(aq)2H2O(I)+Li2SO4(aq)
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How many mL of 0.350MCaCl2 are required to react with 125mL of 0.750M(NH4)3PO4 ? 2(NH4)3PO4(aq)+3CaCl2(aq)6NH4Cl(aq)+Ca3(PO4)2(s)
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1. \( 250 \mathrm{~mL} \) 'lik rnekten alnan \( 50 \mathrm{~mL} \) 'lik ksm iinde bulunan \( \mathrm{Fe}^{3+} \) miktar gravimetrik yntemle bulunmak isteniyor. Gerekli ilemlerden geirilen analit \( \left(\mathrm{Fe}^{3+} ight) \) zeltisi amonyak zeltisi ile ktrlyor. kelti szlyor, kurutuluyor ve kzdrlyor. \( \mathrm{Fe}_{2} \mathrm{O}_{3} \)

Q 5 ( 1 2 points ) . Indicate whether the following statements are TRUE or FALSE. Next, if you decide the given statement is FALSE, write the TRUE explanation explicitly. a ) The molecular interactions of a dipole - an inductive dipole called as London forces. b ) The dissolution of C a C l 2 in methanol is a good example for ion - dipole
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9 . 5 . The diagram for a reactor temperature controller cascaded to a coolant flow controller is shown in Fig. P 9 - 6 . The control valve is linear with constant pressure drop and sized for a maximum flow of 5 0 0 g p m ( gallons per minute ) ; its time constant is 0 . 2 min. The flow transmitter ( FT ) has range of 0 to 5 0 0 g p m and
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MAIN IDEA: Nuclear fusion reactions are exothermic and produce significantly more energy per mass of fuel than fission reactions. 5 . Look at Figure 1 showing the relationship between binding energy and mass number. Summarize how the slope of the line for mass numbers 8 0 and higher compares to the slope of the line for mass numbers 2 0 and lower.
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Calculate the wavelength ( in nm ) for the electronic transition from n = 3 to n = 5 in the hydrogen atom.

please answer fast Which of the following compounds is the second least reactive dienophile in a Diels-Alder reaction? I COOCH3 II III IV A. IV B. 1 C. II D
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Perform the indicated operations and report the answer with the correct number of significant figures. Scientific notation can be represented as 2.34E+1 or 2.34101 62.834= 0.147+0.0066+0.012= 38951.792= 150.150.6155= 8.78(0.4780.0500)= 46.13(88.587.67)=
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A temperature of 41 F is the same as _____degrees Celcius

from the DSC runs below, determine which of the tree recycled polymers has the highest consentration of a contamination
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( 0.500 mathrm{~g} ) of Al reacted to produce ( 6.4751 mathrm{~g} ) of potassium trisoxalatoaluminate(III) trihydrate crystals. Calculate the percent yield of the crystals. Molar mass of ( mathrm{Al}=26.98 mathrm{~g} / mathrm{mol} ). Molar mass of potassium trisoxalatoaluminate(III) trihydrate ( =462.22 mathrm{~g} / mathrm{mol} ). 70.2 80.2 64.2
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Consider the following reaction at 2 9 8 K . 2 C r 3 + ( a q ) + 3 N i ( s ) l o n g r i g h t a r r o w 2 C r ( s ) + 3 N i 2 + ( a q ) Which of the following statements are correct? Choose all that apply. n = 5 mol electrons The reaction is reactant - favored. K > 1 delta G 0 > 0 E c e l l > 0
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Calculate the p H of the cathode compartment for the following reaction given c e l l = 3 . 0 1 V when [ C r 3 + ] = 0 . 1 7 M , [ A l 3 + ] = 0 . 3 0 M , and [ C r 2 O 7 2 - ] = 0 . 5 4 M . , 2 A l ( s ) + C r 2 O 7 2 - ( a q ) + 1 4 H + ( a q ) 2 A l 3 + ( a q ) + 2 C r 3 + ( a q ) + 7 H 2 O ( l ) p H =
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Rank the following carbocations by decreasing stability
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Please provide the missing reagants for the following reactions
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3) Calculate the solubility of \( \mathrm{SrCO}_{3} \) at pH 5.0 (Buffer solution) using systematic method (Ksp for \( \mathrm{SrCO}_{3}: 5.6 \times 10^{-10} \), For \( \left.\mathrm{H}_{2} \mathrm{CO}_{3} \mathrm{~K}_{\mathrm{a} 1}: 4.45 \times 10^{-7}, \mathrm{~K}_{\mathrm{a} 2}: 4.69 \times 10^{-11} ight) \).

This onergy dlagram shows the allowed energy levels of an electron in a certain atom. (Note; the 51 prefor 'zepto' meant 1021. You can find the meaning of any si prefix in the MIRKS Data tab.) Uve this dogram to complete the table below
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Predit the following product, can you draw the final product? heat ? h e a t P h N H O H
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An atomic orbital is Question 1 2 options: The region of space in which an electron can be found The maximum distance that an electron can exist from the nucleus The location of an electron in an atom The path that an electron travels in an atom

the answew is A but couldn't figure it out please help sample of titanium from another planet was found to crystallize as body - centred 4 6 . 1 g mol - 1

Which of the following statments regarding * morphine are not true The quaternary amine analouges are less active The " OH " group in the above structure essencial for activity Replacing the methoxy group with hydroxy group gives a more potent analouge with increased activity The dihydro derivative of the above structure is less active than the
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Draw the mechanism for following reduction reaction:
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For the following acid-base reaction, say if the reaction occurs as written or not. And, for those reactions that do occur as written, make sure to provide the structures of the products (my answer below is wrong).
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Draw out the teo possible products og the following reaction. Then draw out the mechanism of the reaction and explain why one is the major product and the other is the minor product.
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Draw the following molecules given their IUPAC name. a ) 3 - Methylheptane b ) 3 - isopropyl - 2 - methylhexane c ) 2 , 2 , 4 - trimethylpentane d ) 2 , 2 , 7 - trimetthyloctane e ) 2 - bromo - 1 , 1 - dimethylcyclohexane f ) 2 - methyl - 1 - ethyl - 1 , 3 - dipropylcyclopentane Although a structure can be drawn for 2 - methyl - 2 -
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The following transformations cannot be done in one step. Please indicate what two or more reactions could be used to do them.
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Give the structure corresponding to the following names. 3 - ethyl - 6 - methylhept - 3 - ene 3 , 4 - dichloro - 4 - ethyl - 5 - methylheptane 6 - ethyl - 2 - methyloct - 4 - yne 2 , 3 , 4 , 5 - tetramethylhexan - 3 - ol 1 - bromo - 3 - chloro - 4 - methyloctane
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In VSEPR theory, which of the following molecules or ions would exhibit a T - shaped molecular shape? ( a ) S O 4 2 - ( d ) C l F 3 ( b ) C O 3 2 - ( e ) none of the above ( c ) N F 3
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ou have a sample that is analyzed at 1 1 . 1 1 ppm of \ beta - tochopherol dissolved in acetic acid. The sample concentration before dilution needs to be reported. This was diluted at a ratio of 1 1 / 1 1 0 0 . What number should you report as the proper concentration of the original Sample? ANSWER IN Correct Significant Figures. DO NOT PUT THE

Jelp analysing this Ir spectra for 4 - methoxybenzaldehyde
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What is the product of the following reaction
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solve using ice table A student reacts 88.0mL of 0.15mol/L benzoic acid with 33.0mL of a 0.40mol/L solution of sodium hydroxide. Determine the pH of the solution
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Which of the following statments regarding the structure below are true The alicyclic O H is critical for enforcing antagonist activity Used in the treatment of opioid overdose It is mixed acting same as Nalorphine It is classified as pure antagonist It as an opioid derivative with stong analgesic acitivity
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tion 1 5 of 3 9 A 5 . 6 9 g mixture contains both lithium fluoride, LiF, and potassium fluoride, K F . If the mixture contains 3 . 5 5 g fluorine, what is the mass of the K F in the mixture?
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draw the structure of the major organic product you would expect from the reaction of 1-bromopropane with Nal - You do not have to explicitly draw H atoms. - Draw only the product derived from 1-bromopropane. Do not draw other organic by-products
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If 50 liters of methane passes from an anaerobic digester into a room that is 20 m X 80 m x 5 m in size, what will be the methane concentration in ppm? Assume 1 atm of pressure at 20C.

The equilibrium constant K c for the reaction H 2 ( g ) + C O 2 ( g ) H 2 O ( g ) + C O ( g ) is 4 . 2 0 at 1 6 5 0 . 0 0 C . Initially 0 . 8 6 0 m o l H 2 and 0 . 8 6 0 m o l C O 2 are injected into a 1 . 4 0 L flask. Calculate the concentration of each species at equilibrium. Round each of your answers to 3 significant digits. Part 1 of 4 Part 2
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please answer both as soon as possible What is the hybridization in the indicated atoms : A. sp2, sp2, sp2 B, sp22,sp3,sp22 C. sp3,sp3,sp3 D. sp3,5p2,sp2 What is the hybridization around the indicated carbon atom in the following anion? (hint: 2nd semester) A. sp3 B. sp C. sp4 D. sp2
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can you help me identify this compound based on the graphs ive given? IR NMR 2C192ppm(d),136ppm (s), 134ppm (d), 130ppm (d), 129ppm (d)
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Give IUPAC name c ) i ) d ) j )
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2 water molecule(s) Express your answer to four significant figures and include the appropriate units
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Which of the following statements are true regarding the reaction coordinate diagram shown below; (i) The X axis represents time and the Y axis potential energy (ii) The profile is compatible with an El mechanism (iii) The profile is compatible with an E2 mechanism (iv) Z represents the activation energy for the reaction

match the compounds below with their H - NMR spectraMatch the compounds below with their ? 1 H - N M R spectra. Drag the boxes to match the answers
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Classify the following substances as Lewis acid or Lewis base. A l C l 3 , C l - , C H 3 O H , N H 3 , C a + 2 , B F 3
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Arrange the following compounds in order of increasing volatility: C H 4 C B r 4 C H 2 C l 2 C H 3 C l C H B r 3 C H 2 B r 2
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Finally, we finished studying and testing pharmaceutical manufacturing processes. How do you think we would expand our horizons? Write one page about a new topic in the world of the pharmaceutical industry. Please, list down all the references you referred to

2 3 4 = 5 6 8 - = 9 = 1 0 1 1 1 2 = 1 3 = 1 4 The equilibrium constant ( K c ) for the reaction 2 H C l ( g ) H 2 ( g ) + C l 2 ( g ) is 4 . 1 7 1 0 - 3 4 at 2 5 C . What is the equilibrium constant for the reverse reaction at the same temperature? Round your answer to 3 significant digits. H 2 ( g ) + C l 2 ( g ) 2 H C l ( g ) K c ' =
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what is the final profuct , due to baldwins rule ?
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Example 1 . 7 : An aluminum bar was weighed and found to have a mass of 1 4 . 2 g . its volume was measured to be 5 . 2 6 m L . what is the density of aluminum?
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Write the cell notation for an electrochemical cell consisting of an anode where M n ( s ) is oxidized to M n 2 + ( a q ) and a cathode where Z n 2 + ( a q ) is reduced to Z n ( s ) . Assume all aqueous solutions have a concentration of 1 m o l L .
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A chemist prepares a solution of iron(III) bromide (FeBr3) by measuring out 1.7102mol of iron(III) bromide into a 500 . mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's iron(III) bromide solution. Be sure your answer has the correct number of significant digits
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Identify the different functional groups in the following molecules using names from the table below
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Can you help me with this question from organic chemistry lab? Let me give you information about the lab. separation of organic substances. A mixture of three solid organic substances is to be separated by an acid - base extraction of a organic solution. These substances must be used: Benzoic acid ( acidic compound ) 4 - Nitroaniline ( basic

A sample of oxygen of mass 2 5 . 0 g is confined in a vessel at 0 C and 1 0 0 0 . torr. Then 6 . 0 0 g of hydrogen is pumped into the vessel at constant temperature. What will be the final pressure in the vessel ( assuming only mixing with no reaction ) ?
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Identify which of the following molecules can exhibit hydrogen bonding as a pure liquid. H 3 C - O H H - I please provide detailed answer with proper explanation
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f . Draw the major product ( s ) of F with H B r . Please indicate stereochemistry where relevant.
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You were asked to weigh 5 5 m g of a drug substance on a prescription balance having a sensitivity requirement of 6 m g . How would you weigh this amount with an acceptable error in weighing of 6 % using lactose as the diluent? a . 1 2 0 m g mixture containing 5 0 m g of drug substance and 7 0 m g - of lactose. b . 1 2 0 m g of mixture containing
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1.balanced molecular equation? 2.half reaction? 3.EMF value? 4.salt hydrolysis reaction? 5.metal+hydrolysis product, balanced molecular equation? half reactions? EMF? Al+Na2CO3 (conc.)
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law expression. For unknown reaction half mole of reactant of total 2 moles reactant is converted in to product in 1 hour. Calculate how many moles of reactant will remain after 4 hours? ( A ) 0 . 2 2 5 mole ( B ) 0 . 4 2 5 mole ( C ) 0 . 1 2 5 mole ( D ) Zero mole
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Materials and Tools: 1 . 0 . 5 g of Sodium hydroxide ( NaOH ) 2 . 0 . 4 2 g of Silver nitrate ( AgNO ) 3 . Distilled water 4 . Stirring rod . 5 . Beakers . 6 . Filter paper . 7 . Funnel and filter flask . 8 . analytical balance. Introduction about limiting reactants in precipitation reaction

please answer as soon as possible What is the product of the following reaction? I II III IV
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Q 5 ( 1 2 points ) . Indicate whether the following statements are TRUE or FALSE. Next, if you decide the given statement is FALSE, write the TRUE explanation explicitly. a ) The molecular interactions of a dipole - an inductive dipole called as London forces. b ) The dissolution of C a C l 2 in methanol is a good example for ion - dipole
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2.) x ve O2 'nin tepkimeye girmesiyle CO2 ye H2O olumaktadir. Bu tepkimeye ait mol saysI-zaman grafii verilmistir Grafikteki bilgilere gre X'in forml aadakilerden hangisinde doru verilmitir? A) C2H6 B) C2H6O C) (A) C3H8O E) C3H8O2 2.) x ve O2 'nin tepkimeye girmesiyle CO2 ye H2O olumaktadir. Bu tepkimeye ait mol saysI-zaman grafii verilmistir
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The following reaction shows the reduction of an alkvne. Draw curved arrows to show the movement of electrons in the step of the mechanism shown below.
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What is the number of CHIRAL CENTERS on this compound? (a) 1 (b) 2 (c) 3 (d) 4
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The normalized wave function for particle in one-dimensional box of length L is given as x=L2Sin(Lx). The probability of finding the particle in range (4L43L) is given as: (a) 50% (b) 82% (c) 18% (d) 64%
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Complete the following table: 1 1 . a ) Draw the Lewis structure for ammonia ( NH 3 ) . Be sure to include any lone pairs. b ) Draw a VSEPR diagram for ammonia. What is the name for this arrangement of bonds? c ) Compared to methane ( see question 1 0 above ) are the bonds in ammonia closer together or further apart? What is the reason for this? d
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How will you test whether an organic base is an alkaloid or not? For 2 mark question solve it

Enter electrons as e - . Use smallest possible integer coefficients for ALL.reactions. If a box is not needed, leave it blank. A voltaic cell is constructed in which the following cell reaction occurs. The half - cell compartments are connected by a salt bridge. B r 2 ( I ) + N i ( s ) l o n g r i g h t a r r o w 2 B r - ( a q ) + N i 2 + ( a q )
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(48 pts) According to the following table, for each reaction, determine which type of reaction(s) will take place (SN1,SN2,E1,E2) and draw the product(s) indicating major or minor, if applicable
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Consider the galvanic cell based on the following half - reactions: M n 2 + + 2 e - M n , = - 1 . 1 8 V C d 2 + + 2 e - C d , = - 0 . 4 0 V a . Determine the overall cell reaction and calculate c e l l . ( Use the lowest possible coefficients. Be sure to specify states such as ( aq ) or ( s ) . If a box is not needed, leave it blank. ) e p s i c e
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( h ) Oxidation: F e 2 + F e 3 + + e - Reduction: A u 3 + + 3 e - A u Net: 3 F e 2 + + A u 3 + A u + 3 F e 3 + What is the standard potential, E net ? Standard Reduction Potentials Reduction Half - Reaction E ( V ) C o 3 + + e - l o n g r i g h t a r r o w C o 2 + , 1 . 8 2 A u 3 + + 3 e - , A u ( s ) , 1 . 5 0 P d 2 + + 2 e - longrightarrowPd, 0
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What is the major product formed in the following reaction? 2 ) 4 ) Select an answer and submit. For keyboard navigation, use the up / down arrow beys to select an answer. a 1 b 2 c 3 d 4
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A concentration cell similar to the one shown is composed of two M n electrodes and solutions of different M n 2 + concentrations. The left compartment contains 0 . 0 9 5 8 M M n 2 + , and the right compartment contains 0 . 4 4 8 M M n 2 + . Calculate the cell potential for this reaction at 2 9 8 K . V In this manganese concentration cell, the
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Practice Exercise Give the IUPAC name of the following comnound
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Which of the following is true regarding the structure of the intermediate and the final product in the reaction between bromine and cis-stilbene (cis-1,2-diphenylethene) (1) shown below? a. the reaction proceeds via the intermediate structure (2), to give the product structure (5). b. the reaction proceeds via the intermediate structure (3), to
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3. (32pts) Draw a mechanism for the following reactions. a. + OH b. +I Br
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Can you help me with this question from organic chemistry lab? Let me give you information about the lab. separation of organic substances. A mixture of three solid organic substances is to be separated by an acid - base extraction of a organic solution. These substances must be used: Benzoic acid ( acidic compound ) 4 - Nitroaniline ( basic

Current Attempt in Progress Using the following equations: N2O4(g)2NO2(x)Hnin+5793hj2NO(f)+O2(g)2NO3(g)H2=113.14kJ calculate the H for the following reaction: 2NO(5)+O3(x)N2O4(x)
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We can generate hydrogen chloride by heating a mixture of sulfuric acid and potassium chloride according to the equation: 2KCl(s)+H2SO4(h)2HCl(s)+K2SO4(s) Calculate H in kilojoules for this reaction from the following thermochemical equations. HCl(s)+KOH(s)KCi(s)+H2O(s)HH=203.6kJH2SO4(n)+2KOH(s)K2SO4(s)+2H2O(hH=3424kj He= k)
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Which of the following statments regarding * morphine are not true The quaternary amine analouges are less active The " OH " group in the above structure essencial for activity Replacing the methoxy group with hydroxy group gives a more potent analouge with increased activity The dihydro derivative of the above structure is less active than the
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Given the reaction below identify the Match each item to a choice: Choices: i! \# \#1 Br2uvBr+Br+ Br+Br ? Br2 Br2uvBr+Br
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Consider the following half - reactions: \ table [ [ Half - reaction, E ( V )
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Reaction of ( mathrm{Pb} ) with ( mathrm{HCl} ) is Faster than ( mathrm{Sn} ) due to high reactive nature of ( mathrm{Pb} ) Slower than ( mathrm{Sn} ) due to the formation of ( mathrm{SnCl}_{2} ) film on ( mathrm{Sn} ) Faster than ( mathrm{Sn} ) due the formation of ( mathrm{H}_{2} ). Slower than ( mathrm{Sn} ) due the formation of (
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Use the interactive to determine the specific heat of the mystery metal. The specific heat of water is 4 . 1 8 4 J / g - \ deg C .

a . Which alkene ( s ) is / are trisubstituted? If there are none, write "none." b . Which alkene ( s ) is / are monosubstituted? If there are none, write "none." c . Which alkene ( s ) has / have E stereochemistry? If there are none, write "none."
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What is wrong with each reaction?
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Question 9 1 pts According to LeChatlier's principle, heating an exothermic reaction will shifrt the reaction equilibrium towards more Reactants Products Byproducts Question 1 0 1 pts According to solution - phase reactions with gaseous products are generally highly thermodynamically favorable. LeChatlier's principle The Law of Conservation of
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Hi You didn't modify the equation before usingFrobenius Method

The equation is 4 FeS ( s ) + 7 O 2 ( g ) - > 2 Fe 2 O 3 ( s ) + 4 SO 2 ( g ) , the release is 2 5 1 kJ a ) State whether reaction is exothermic or endothermic b ) Re - write the reaction with energy as a product or reactant ( whichever is appropriate ) c ) Rewrite the reaction with the energy term written separately, to the right. d ) Draw and

2 a) The standard Gibbs energy of formation of rhombic sulfur is zero and that of monoclinic sulfur is +0.33kJmol1 at 25C. Which polymorph is the more stable at that temperature? The density of rhombic sulfur is 2.070gcm3 and that of monoclinic sulfur is 1.957g cm3. Will the increase in pressure be expected to drive the equilibrium towards
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Which compound is likely to have a higher boiling point? a polar compound without O-H or N-H bonds, or a polar compound with O-H or N-H bonds

Question 1 0 1 pts According to solution - phase reactions with gaseous products are generally highly thermodynamically favorable. LeChatlier's principle The Law of Conservation of Energy The Second Law of Thermodynamics Conservation of Matter
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Question 1 8 Heating an reaction drives its equilibrium further towards formation of products. Isothermic Endothermic Exothermic Question 1 9 1 pts LeChatlier's principle applies to other reaction conditions besides temperature, including concentration. If you decrease the concentration of products by continuous removal through distillation, you
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The secondary ( l ) quantum number of an orbital defines: Question 2 options: The spatial orientation of the orbital The spin of the electrons in each orbital The shape of the orbital The energy level of the orbital

Considering the accuracy and precision data, what is the average concentration of ammonium hydroxide ( from the first four options ) , the RSD ( to three sig figs ) of the ammonium hydroxide concentrations ( the second four options ) , and the percent error in the average ammonium hydroxide concentration ( final four options ) ? A ) 0 . 4 3 7 M B
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Structure-activity-relationship of vilanterol

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