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Card 1 of 20

What does a negative enthalpy change (ΔH<0ΔH < 0ΔH<0) indicate about the energy transfer of a reaction?

A

It is exothermic; heat energy is released to the surroundings.

B

It is exothermic; heat energy is absorbed from the surroundings.

C

It is endothermic; heat energy is released to the surroundings.

D

It is endothermic; heat energy is absorbed from the surroundings.

Card 1 of 20

Enthalpy and entropy Flashcards

  1. A Level
  2. /Chemistry
  3. /Enthalpy and entropy

20 flashcards on OCR A A Level Chemistry Enthalpy and entropy: the key terms, definitions and equations you need to recall for Component 01, Component 02 and Component 03.

Flashcards