Christina and Scarlet have been investigating various reactions to find out if they are exothermic or endothermic. The table below contains their results.
a. Which of these reactions are endothermic and which are exothermic?
b. Explain how you worked out your answer to a.
c. Which of these reactions has the shortest temperature change?
d. Christina and Scarlet carried out these reactions in polystyrene cups rather than glass beakers. Suggest why this was a sensible idea.
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Answer:
a is exothermic reaction.
b is exothermic reaction.
c is endothermic reaction.
d is exothermic reaction.
Explanation:
Since in a,b and d final temperature ️ is greater than start temperature but in c it is different.
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Answer:
I also don't know who is ContentBot2
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