本题目来源于试卷: How Much How Fast & How Far E.2 Rate of Chemical Change，类别为 IB化学
[单选题]
Which change does not affect the position of equilibrium?
A. Increasing the concentration of a reactant
B. Increasing the concentration of a product
C. Adding a catalyst
D. Increasing the temperature
参考答案: C
本题详细解析:
C A catalyst provides an alternative pathway for the reaction lowering the activation energy. It affects both the forward and reverse reaction rates equally. The position of equilibrium will not change.
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