2
Select the correct answer.
During a lab activity, students prepared two solutions separatel...
Chemistry, 01.12.2020 22:00 freedygotmoney
2
Select the correct answer.
During a lab activity, students prepared two solutions separately at the same temperature. Later they mixed the solutions and the temperature
dropped. Why?
ОА.
There was no energy input during the chemical reaction.
OB. Energy was absorbed during the chemical reaction.
OC Energy was released during the chemical reaction.
OD The temperature of the surroundings dropped.
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