Chemistry, 29.10.2019 22:31 sswaqqin

what is the mass of 12.3 moles of helium (he)?

0.325 g he
3.07 g he
49.2 g he
74.0 g he

Answers: 2

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what is the mass of 12.3 moles of helium (he)?

0.325 g he
3.07 g he
49.2 g...