9. Three identical sealed ampoules contain one mole of ammonia, argon and nitrogen. The ampoules are heated to a certain temperature, then lowered into vessels with the same amount of water. If the gases are ideal and there is no heat loss, then in which case will the water heat up more: a) from an ampoule with hydrogen; b) from an ampoule with argon; c) from an ampoule with ammonia; d) the water will heat up equally in all cases.

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