What is the mass of 8.55 L of phosphine gas (PH3) at STP? Round to 3 significant figures. Provide your answer below: g

What is the mass of 8.55 L of phosphine gas (PH3) at STP? Round to 3 significant figures. Provide your answer below: g

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What is the mass of 8.55 L of phosphine gas ( P H 3 ) at STP? Round to 3 significant figures.
Provide your answer below: g

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