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(1) You have NH4Cl what if any experimental evidence do you have that the equilibrium is affected by the addition of HCl solution? Briefly explain.
(2) Are your observation and explanation in (1) consistent with Le Chatelier's principle? Briefly explain.
(3) what if any experimental evidence do you have that the equilibrium is affected by change in temperature? Briefly explain.
(4) Are your observation and explanation in (3) consistent with Le Chatelier's principle? Briefly explain.
(5) write the chemical equation for the dissolution of NH4Cl in water , including heat.
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