Phosphine, PH₃, a Reactive and Poisonous Compound, Reacts with Oxygen $\rightarrow$

question 47

Multiple Choice

Phosphine, PH₃, a reactive and poisonous compound, reacts with oxygen as follows: 4PH₃(g) + 8O₂(g) $\rightarrow$ P₄O₁₀(s) + 6H₂O(g) If 15.0 g of phosphine reacts with sufficient oxygen, how many grams of P₄O₁₀ will be formed?

• A)125 g
• B)31.3 g
• C)5.00 x 10² g
• D)18.9 g
• E)75.7 g

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