PH;(2) – P,(2) + H,(2)

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
Chapter15: Acid–base Equilibria
Section: Chapter Questions
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The decomposition of phosphine, PH3, proceeds according to the equation
It is found that the reaction has the following rate equation: Rate = k[PH3]. The half-life of PH3 is 37.9 seconds at 120 °C.
(a) How much time is required for three-fourths of the PH3to decompose?
(b) What fraction of the original sample of PH3 remains after 1.00 minutes?

PH;(2) – P,(2) + H,(2)
Transcribed Image Text:PH;(2) – P,(2) + H,(2)
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