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The decomposition of dimethyl ether

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The decomposition of dimethyl ether at 504 degrees Celsius is a first-order reaction with a half-life of 27.0 min.
(CH3)2O (g) ----> CH4 (g) + H2 (g) + CO (g)
(a) What will be the partial pressure of (CH3)2O (g) after 1.29 h if its initial partial pressure was 596 mmHg? (in mmHg)
(b) What will be the total gas pressure after 2.71 h? ((CH3)2O and its decomposition products are the only gases present in the reaction vessel.)
(in mmHg)

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Solution Summary

It calculates the partial pressure of (CH3)2O after the decomposition of dimethyl ether, which process is a first order reaction.

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