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19. What is the approximate mass of one mole of helium (He) gas? A. 2 g B. 4 g C. 8 g D. 22 g
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19. What is the approximate mass of one mole of helium (He) gas?

A. 2 g
B. 4 g
C. 8 g
D. 22 g

User Mara Morton
by
5.7k points

1 Answer

1 vote
The answer is B 4g

Solution looked it up on google you should try it
User Emanuel Graf
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