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# How many grams of H2 would be in a 3.0 L container of H2?

How many grams of H2 would be in a 3.0 L container of H2?

How many grams of H2 would be in a 3.0 L container of H2?One mole of hydrogen gas (H2) would have a mass of 2 grams, and would occupy 22.4 liters atSTP.3.0 liters of H2 at STP would contain...