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4 cards from this section. Quick, good the night before a test.
Define exothermic reaction.
Think about what happens during combustion.
What does an endothermic reaction do?
Consider how plants use light.
What is an exothermic reaction?
Think about combustion.
Is the process of photosynthesis exothermic?
Consider the energy needed for plant growth.
A reaction transitions from 120 kJ of energy to 90 kJ. Is this reaction exothermic or endothermic? Justify your answer.
What do you know about energy changes in reactions?
If a process absorbs 200 kJ during the reaction and releases 100 kJ at the end, what is the net energy change?
What do you do with absorbed and released energy?
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