1. The following endothermic reaction is found to be at equilibrium at room temperature. NH&HS(s) = NH3(g) + H2S(g) Comment on the changes in reaction composition (products and reactants) expected to arise under the following circumstances. (a) The addition of NH3. (b) An increase in pressure (at constant temperature) by decreasing the container volume. (c) An increase in pressure by the addition of an inert gas.

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Chapter12: Gaseous Chemical Equilibrium
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Problem 36QAP: At a certain temperature, K=0.29 for the decomposition of two moles of iodine trichloride, ICl3(s),...
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1.
The following endothermic reaction is found to be at equilibrium at room
temperature.
NH4HS(s) NH3(g) + H2S(g)
Comment on the changes in reaction composition (products and reactants) expected
to arise under the following circumstances.
(a) The addition of NH3.
(b) An increase in pressure (at constant temperature) by decreasing the
container volume.
(c) An increase in pressure by the addition of an inert gas.
(d) An increase in temperature (justify using the appropriate thermodynamic
expression).
Transcribed Image Text:1. The following endothermic reaction is found to be at equilibrium at room temperature. NH4HS(s) NH3(g) + H2S(g) Comment on the changes in reaction composition (products and reactants) expected to arise under the following circumstances. (a) The addition of NH3. (b) An increase in pressure (at constant temperature) by decreasing the container volume. (c) An increase in pressure by the addition of an inert gas. (d) An increase in temperature (justify using the appropriate thermodynamic expression).
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