Phosphine, PH 3 , a reactive and poisonous compound, reacts with oxygen as follo

Question

Phosphine, PH3, a reactive and poisonous compound, reacts with oxygen as follows: 4PH3(g) + 8O2(g) ? P4O10(s) + 6H2O(g) If 9.2 moles of phosphine react with sufficient oxygen, how many moles of P4O10 will be formed?
A. 6.0 moles B. 2.3 moles C. 4.0 moles D. 37 moles E. 9.2 moles Phosphine, PH3, a reactive and poisonous compound, reacts with oxygen as follows: 4PH3(g) + 8O2(g) ? P4O10(s) + 6H2O(g) If 9.2 moles of phosphine react with sufficient oxygen, how many moles of P4O10 will be formed? Phosphine, PH3, a reactive and poisonous compound, reacts with oxygen as follows: 4PH3(g) + 8O2(g) ? P4O10(s) + 6H2O(g) If 9.2 moles of phosphine react with sufficient oxygen, how many moles of P4O10 will be formed? 4PH3(g) + 8O2(g) ? P4O10(s) + 6H2O(g) If 9.2 moles of phosphine react with sufficient oxygen, how many moles of P4O10 will be formed? 6.0 moles 2.3 moles 4.0 moles 37 moles 9.2 moles A. 6.0 moles B. 2.3 moles C. 4.0 moles D. 37 moles E. 9.2 moles

Explanation / Answer

Moles of P4O10 required = (1/4)the of moles of PH3

Therfore

Moles required= 0.25*9.2

= 2.3 moles

B option

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