_K2S(aq) + __H3PO4(aq) ® __K3PO4(aq) + __H2S(g) In a reaction mixture of 14.2 mL of 0.42 M K2S and 6.0 mL of 0.85 M H3PO4: 1. The theoretical yield of H2S from this reaction mixture, in mL at STP is _______ mLSTP 2. If 120 mL at STP of H2S was isolated, the percent reaction yield is ______

_K2S(aq) + H3PO4(aq) ® K3PO4(aq) + H2S(g) In a reaction mixture of 14.2 mL of 0.42 M K2S and 6.0 mL of 0.85 M H3PO4: 1. The theoretical yield of H2S from this reaction mixture, in mL at STP is _ mLSTP 2. If 120 mL at STP of H2S was isolated, the percent reaction yield is __

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter14: Chemical Equilibrium

Section: Chapter Questions

Problem 94AP

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Question

__K₂S(aq) + __H₃PO₄(aq) ® __K₃PO₄(aq) + __H₂S(g)

In a reaction mixture of 14.2 mL of 0.42 M K₂S and 6.0 mL of 0.85 M H₃PO₄:

1. The theoretical yield of H₂S from this reaction mixture, in mL at STP is _______ mL_STP

2. If 120 mL at STP of H₂S was isolated, the percent reaction yield is ______

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