Question

What is the mass of 18.8 moles of helium (He) atoms?

Answer 1

Are there any choices to this question?

Answer 2

0.213
4.70
37.6
75.2

Answer 3

simply multiply the # of moles (18.8) by the molar mass of Helium (4.003 grams/mol) to get the solution

Answer 4

i got 75.2 is that right?

Answer 5

good

Answer 6

noice tanks

Answer 7

\(\color{#0cbb34}{\text{Originally Posted by}}\) @Vocaloid
good
\(\color{#0cbb34}{\text{End of Quote}}\)