Multiple Choice
What is the mass of NH3 in a 80.0-cm3 sample that has a density of 0.92 g/cm3 and consists of 20% (by mass) NH3?
A) 15 g
B) 20 g
C) 45 g
D) 74 g
E) 25 g
Correct Answer:

Verified
Correct Answer:
Verified
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