2. How many grams of K2SO4 are there in 0.123 mole of K2SO4? (Hint: you need to calculate the molar mass) A) 14.7 g B) 16.6 g C) 21.4 g D) 42.8 g E) 76.3 g
2. How many grams of K2SO4 are there in 0.123 mole of K2SO4? (Hint: you need to calculate the molar mass) A) 14.7 g B) 16.6 g C) 21.4 g D) 42.8 g E) 76.3 g
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Only answer and solution to question 2
![1. Calculate the molar mass of potassium chloride, KCI.
A) 74.55 g/mole
B) 54.55 g/mole
C) 6.745 g/mole
D) 67.45 g/mole
E) 19.00 g/mole
2. How many grams of K2SO4 are there in 0.123 mole of K2SO4? (Hint: you need to calculate
the molar mass)
A) 14.7 g
B) 16.6 g
C) 21.4 g
D) 42.8 g
E) 76.3 g
3. In this reaction, what is the correct coefficient for sodium chloride?
Pb(No3)2 + ? NaCI
PbCl2 + NaNo3
DII
DD
80
888
F11
F10
F9
F8
F7
F4
F5
F6
F3
*
&
$
4
5
6
7
8
9
Y
U
P
R](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0f56e1ac-e988-4886-865a-9f4329ce8c9b%2F3f915268-88fc-40a7-9570-008a8953620a%2F9leqjbc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Calculate the molar mass of potassium chloride, KCI.
A) 74.55 g/mole
B) 54.55 g/mole
C) 6.745 g/mole
D) 67.45 g/mole
E) 19.00 g/mole
2. How many grams of K2SO4 are there in 0.123 mole of K2SO4? (Hint: you need to calculate
the molar mass)
A) 14.7 g
B) 16.6 g
C) 21.4 g
D) 42.8 g
E) 76.3 g
3. In this reaction, what is the correct coefficient for sodium chloride?
Pb(No3)2 + ? NaCI
PbCl2 + NaNo3
DII
DD
80
888
F11
F10
F9
F8
F7
F4
F5
F6
F3
*
&
$
4
5
6
7
8
9
Y
U
P
R
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