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The following system is at equilibrium - HSC - SSCE Chemistry - Question 10 - 2024 - Paper 1

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The following system is at equilibrium. $$CH_3CHOHCH_3(g) \rightleftharpoons CH_3COCH_3(g) + H_2(g)$$ propan-2-ol propan-2-one A catalyst is added to the system... show full transcript

Worked Solution & Example Answer:The following system is at equilibrium - HSC - SSCE Chemistry - Question 10 - 2024 - Paper 1

Step 1

Yield of propan-2-one

96%

114 rated

Answer

The yield of propan-2-one remains the same when a catalyst is added to the system because a catalyst does not alter the position of equilibrium; it only accelerates the rate at which equilibrium is reached.

Step 2

Reaction rates

99%

104 rated

Answer

Both forward and reverse reaction rates increase equally due to the introduction of a catalyst, which lowers the activation energy for both reactions.

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