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

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