Chemistry · Chemical Kinetics
When a catalyst is used in a chemical reaction, the overall enthalpy change (ΔH), i.e., the heat absorbed or evolved during the reaction:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1decreases
- 2remains unchanged✓
- 3may increase or decrease depending on the reaction type
- 4increases
Correct answer
remains unchanged
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