State how many moles are present in the following samples. (a) 1.33 10 26 molecules
Question:
State how many moles are present in the following samples.
(a) 1.33 × 1026 molecules of Br2
(b) 7.71 × 1026 molecules of C5H12
(c) 2.34 × 1023 molecules of B2H6
(d) 7.76 × 1023 atoms of Ne
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 0% (2 reviews)
To find the number of moles present in a given sample you can use Avogadros ...View the full answer
Answered By
GERALD KAMAU
non-plagiarism work, timely work and A++ work
4.40+
6+ Reviews
11+ Question Solved
Related Book For
Chemistry Principles And Practice
ISBN: 9780534420123
3rd Edition
Authors: Daniel L. Reger, Scott R. Goode, David W. Ball
Question Posted:
Students also viewed these Sciences questions
-
How many moles are present in 1.00 1023 PF3 molecules?
-
The following additional information is available for the Dr. Ivan and Irene Incisor family from Chapters 1-5. Ivan's grandfather died and left a portfolio of municipal bonds. In 2012, they pay Ivan...
-
How many moles are present in 6.411 kg of CO2? How many molecules is this?
-
The gun 25kV In a television tube, a beam of electrons from 0.22mm de ofonmeter; they arrive5.6 x 104 electrons per second. Calculate the magnetic fieldIt isproduced by the beam at a point1.5mm from...
-
Design a 75- microstrip line on a 1.2-mm thick-duroid (r = 2.3) substrate. Find the width of the conducting strip and the phase velocity.
-
Show that (1 + sin + cos) = 2(1 + sin) (1 + cos).
-
The United States brought a lawsuit requesting forfeiture of a \($38.5\) million jet purchased by Teodoro Nguema Obiang Mangue (Nguema) because the government believed the jet had been purchased with...
-
The following account balances relate to the stockholders equity accounts of Chipo Corp. at year-end. A small stock dividend was declared and issued in 2014. The market value of the shares was...
-
14.An equi-concave lens of radius of curvature 15 cm and = 1.5 is placed in water (=1.33). If one surface is silvered, then image distance from lens when an object is placed at distance of 14 cm from...
-
Martha has not made any taxable gifts in her past Check and complete the excel spreadsheet of total assets. ASSUME BENNY DIES ON DECEMBER 31, 2020. Prepare a Reconciliation of Gross Estate to the...
-
Give the molar mass of the following substances. (a) NaOH (b) C 2 H 4 (c) Mg(OH) 2
-
State how many moles are present in the following samples. (a) 3.44 10 24 molecules of O 2 (b) 1.11 10 22 atoms of Na (c) 5.57 10 30 molecules of C 2 H 6 (d) 1.66 10 24 molecules of CO
-
Nancy Burns purchased an investment for $12,462.21. From this investment, she will receive $1,000 annually for the next 20 years, starting one year from now. What rate of interest will Nancys...
-
The volume control on a stereo is designed so that three clicks of the dial increase the output by \(10 \mathrm{~dB}\). How many clicks are required to increase the power output of the loudspeakers...
-
We can model the motion of a dragonfly's wing as simple harmonic motion. The total distance between the upper and lower limits of motion of the wing tip is \(1.0 \mathrm{~cm}\). The wing oscillates...
-
A woman wearing an in-ear hearing aid listens to a television set at a normal volume of approximately \(60 \mathrm{~dB}\). To hear it, she requires an amplification of \(30 \mathrm{~dB}\), so the...
-
Bats are sensitive to very small changes in frequency of the reflected waves. What information does this allow them to determine about their prey? A. Size B. Speed C. Distance D. Species As discussed...
-
When the heart pumps blood into the aorta, the pressure gradient-the difference between the blood pressure inside the heart and the blood pressure in the artery-is an important diagnostic...
-
Hippo, Inc., a calendar year C corporation, manufactures golf gloves. For 2010, Hippo had taxable income (before DPAD) of $800,000, qualified domestic production activities income of $950,000, and...
-
Using the information presented in Problem 13.4B, prepare a partial statement of cash flows for the current year, showing the computation of net cash flows from operating activities using the...
-
Draw the mechanism of the following reaction. This reaction is the reverse of sulfonation, so you should read the sulfonation mechanism backward. Your mechanism should involve a sigma complex...
-
Calculate A o R and G o R for the reaction C 6 H 6 (l) + 15/2O 2 (g) 6CO 2 (g) + 3H 2 O(l) at 298 K from the combustion enthalpy of benzene and the entropies of the reactants and products.
-
When benzene is treated with D 2 SO 4 , a deuterium atom replaces one of the hydrogen atoms. Propose a mechanism for this reaction. Once again, make sure that your mechanism involves a sigma complex....
-
In your investment portfolio, you have allocated $20,000 to a single stockXYZ Innovations. Assume a risk-free rate of 3%. XYZ Innovations is expected to yield a return of 15% with a volatility of...
-
Sold merchandise on account to osaki company issued sales slip 1200 for $2,015 how would you put it in a general journal?
-
1. Quintan's grandfather convinces him to hold his savings of $10,000 in cash . Assuming the average inflation rate is 3.45% every year, what will the real value (inflation adjusted) of Quintan's...
Study smarter with the SolutionInn App