Chemistry, 16.11.2020 01:40 barnhill6534

A balloon contains 12.1 L of helium gas at STP. What is the mass in grams of He in the balloon? O 2.16 g He
O 0.545 g He
O 1.09 g He
O 4.32 g He

A balloon contains 12.1 L of helium gas at STP. What is the mass in grams of He in the balloon?

O

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A balloon contains 12.1 L of helium gas at STP. What is the mass in grams of He in the balloon? O 2...