20
RCMultiple Choice
Cumulative Exam — Cumulative exam
Question 20 • LAUSD-Chemistry in the Earth System B
The pictures below show samples of different substances.The mass and volume of each sample differ from the mass and volume of the other samples. Is it possible for each sample to contain 1 mol of each substance?
Answer
A
No, because they have different masses.B
No, because they have different volumes.C
Yes, if each sample contains 6.02 x 1023 atoms.D
Yes, if each sample contains 2 amu.