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Straighterline CHEM101 General Chemistry I Graded Exams 1, 2, 3, 4 & Midterm (New Version June 2024)
Straighterline CHEM101 General Chemistry I Graded Exams 1, 2, 3, 4 & Midterm (New Version June 2024)
[Show more]Straighterline CHEM101 General Chemistry I Graded Exams 1, 2, 3, 4 & Midterm (New Version June 2024)
[Show more]Question 1 
Correct 
4.00 points out 
of 4.00 
The SI base unit of mass is 
Select one: 
A. g. 
B. metric ton. 
C. mg. 
D. lb. 
E. kg. 
Question 2 
Correct 
4.00 points out 
of 4.00 
The boiling point for liquid nitrogen is 77 K. What is the temperature in degrees 
Fahrenheit? 
Select one: 
A. –28...
Preview 3 out of 24 pages
Add to cartQuestion 1 
Correct 
4.00 points out 
of 4.00 
The SI base unit of mass is 
Select one: 
A. g. 
B. metric ton. 
C. mg. 
D. lb. 
E. kg. 
Question 2 
Correct 
4.00 points out 
of 4.00 
The boiling point for liquid nitrogen is 77 K. What is the temperature in degrees 
Fahrenheit? 
Select one: 
A. –28...
Question 1 
Correct 
5.00 points out 
of 5.00 
Aluminum sulfate, Al2(SO4)3, is used in tanning leather, purifying water, and the 
manufacture of antiperspirants. Calculate its formula mass. 
Select one: 
A. 342.17 amu 
B. 315.15 amu 
C. 278.02 amu 
D. 74.98 amu 
E. 450.06 amu 
Question 2 
Correct 
5...
Preview 2 out of 12 pages
Add to cartQuestion 1 
Correct 
5.00 points out 
of 5.00 
Aluminum sulfate, Al2(SO4)3, is used in tanning leather, purifying water, and the 
manufacture of antiperspirants. Calculate its formula mass. 
Select one: 
A. 342.17 amu 
B. 315.15 amu 
C. 278.02 amu 
D. 74.98 amu 
E. 450.06 amu 
Question 2 
Correct 
5...
Question 1 
Correct 
5.00 points out 
of 5.00 
Talc is a mineral with low conductivity for heat and electricity which is not attacked by acid. 
It is used in talcum powder and face powder. Suppose a sample of talc weighs 13.65 g 
with a density of 1.75 g/cm3 in mineral oil. If this same sample of ta...
Preview 2 out of 13 pages
Add to cartQuestion 1 
Correct 
5.00 points out 
of 5.00 
Talc is a mineral with low conductivity for heat and electricity which is not attacked by acid. 
It is used in talcum powder and face powder. Suppose a sample of talc weighs 13.65 g 
with a density of 1.75 g/cm3 in mineral oil. If this same sample of ta...
Question 1 
Correct 
5.00 points out 
of 5.00 
If 2.38 mol of a gas has a volume of 120.0 mL, what is the volume of 1.97 mol of the gas 
at the same temperature and pressure? 
Select one: 
A. 99.3 mL 
B. 119 mL 
C. 145 mL 
D. 25.6 mL 
E. 563 mL 
Question 2 
Correct 
5.00 points out 
of 5.00 
What ar...
Preview 2 out of 14 pages
Add to cartQuestion 1 
Correct 
5.00 points out 
of 5.00 
If 2.38 mol of a gas has a volume of 120.0 mL, what is the volume of 1.97 mol of the gas 
at the same temperature and pressure? 
Select one: 
A. 99.3 mL 
B. 119 mL 
C. 145 mL 
D. 25.6 mL 
E. 563 mL 
Question 2 
Correct 
5.00 points out 
of 5.00 
What ar...
Question 1 
Correct 
5.00 points out 
of 5.00 
According to which scientific law does the entropy of the universe increase in spontaneous 
processes and remain unchanged in equilibrium processes? 
Select one: 
A. 1st universal law 
B. 1st law of entropy 
C. 2nd law of thermodynamics 
D. 3rd law of t...
Preview 2 out of 12 pages
Add to cartQuestion 1 
Correct 
5.00 points out 
of 5.00 
According to which scientific law does the entropy of the universe increase in spontaneous 
processes and remain unchanged in equilibrium processes? 
Select one: 
A. 1st universal law 
B. 1st law of entropy 
C. 2nd law of thermodynamics 
D. 3rd law of t...
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