How many atoms are present in 123 g of magnesium cyanide? a. 9.7 10 23 b.
Question:
How many atoms are present in 123 g of magnesium cyanide?
a. 9.7 × 1023
b. 2.91 × 1024
c. 2.83 × 1028
d. 4.85 × 1024
e. 5.65 × 1027
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 61% (13 reviews)
Given data Mass of MgCN 2 123 gram Now in order to calculate no ...View the full answer
Answered By
Dhiraj Patil
Being a University Topper in BE (Mechanical Engineering) and have been awarded Gold Medal with the hands of Hon Ex President Mr. APJ Abdul Kalam Sir at convocation ceremony, I always had interest in having a helping hand towards my classmates and other students.
I have completed my higher studies (M-Tech) from SVNIT Surat, which is considered as one of the top most technical institutes in India. Also, now as being a Design Engineer (R&D), I also conduct training for juniors in which they get the knowledge of application of Mechanical Engineering in Industries.
I always had a tutoring interest in subjects viz Physics, Maths, etc.
0.00
0 Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Sciences questions
-
How many atoms are present in 0.0665 mol of K?
-
How many atoms are present in 3.14 g of copper (Cu)?
-
How many atoms are there in a simple cubic unit cell of an atomic crystal in which all atoms are at lattice points?
-
Because Natalie has been so successful operating Cookie Creations, Katy would like to have Natalie become her partner. Katy believes that together they will create a thriving cookie-making business....
-
Read the following cases in addressing the following questions: Henry Hills, 76 TC 484 Henry Hills v. Commissioner, 691 F2d 997; 82-2 USTC 9669; 50 AFTR2d 82-6070 Miller v. Commissioner, 733 F2d 400;...
-
A suburban taxi company is considering buying taxis with diesel engines instead of gasoline engines. The cars average 50,000 km a year, with a useful life of 3 years for the taxi with the gas engine...
-
Correlation and Causation What is meant by the statement that correlation does not imply causation?
-
Roberta is an accountant employed by a local firm. During the year, Roberta incurs the following unreimbursed expenses: Item Amount Travel to client locations . $750 Subscriptions to professional...
-
Given that there is a counter-transport of 3 moles of A and 5 moles of B in the film between a permeable membrane and the bulk. The film between the membrane and the bulk is 4 microns thick. The...
-
Your tax clients, Jack and Diane a married couple filing a joint return, fell in love with a new construction house for sale in their small Illinois hometown. The builder offers two options on the...
-
Which of the following has the largest number of molecules? a. 1 g of benzene, C 6 H 6 b. 1 g of formaldehyde, CH 2 O c. 1 g of TNT, C 7 H 5 N 3 O 6 d. 1 g of naphthalene, C 10 H 8 e. 1 g of glucose,...
-
How many atoms are present in 123 g of magnesium cyanide? a. 9.7 10 23 b. 2.91 10 24 c. 2.83 10 28 d. 4.85 10 24 e. 5.65 10 27
-
Use the integration feature on a graphing calculator to find the volume of the solid of revolution by rotating about the x-axis each region bounded by the given curves. f(x) = = 1 4+x y = 0, x = -2,...
-
What is sampling bias? Give an example. What generally causes it? What problem is it likely to cause?
-
Define a continuous variable and a discrete variable. How do they differ? Cite several examples of each.
-
If the inflation rate is expected to remain constant at the current level in the future, would the yield curve slope up, slope down, or be horizontal? Consider all factors that affect the yield...
-
What is the difference between an estimator and an estimate?
-
Distinguish between a population and a sample; between a parameter and a statistic.
-
Use Starbucks Corporation's financial statements to answer the following questions. Visit www.pearsonhighered.com/Horngren to view a link to Starbucks Corporation's Fiscal 2013 Annual Report....
-
Fred Farmer needs to prepare a balance sheet for his bank. He spent the day getting the following information. Fred needs your help to build a balance sheet and evaluate it. The information was...
-
Find the transmission parameters of the network shown by considering the circuit to be a cascade connection of three two port networks. 12 6 Na Nb Nc
-
Find the ABCD parameters for the circuit shown. 1
-
Find the transmission parameters for the two port network shown 4
-
A firm has debt of $5,000, equity of $16,000, a cost of debt of 8 percent, a cost of equity of 12 percent, and a tax rate of 21 percent. What is the firm's weighted average cost of capital?
-
Suppose we are thinking about replacing an old computer with a new one. The old one cost us $1,250,000; the new one will cost $1,510,000. The new machine will be depreciated straight-line to zero...
-
First Answer : Based on the paragraph above, I felt a few tones after reading it: angry, frustrated and sympathetic. First of all, I can feel the writer is frustrated when he writes the first...
Study smarter with the SolutionInn App