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CHEMISTRY

JAMB 2019 - Question 11

Chemistry 2019 JAMB Past Questions - Question 11: which of the following statement is TRUE

Choose the most appropriate option for the gap .

which of the following statement is TRUE

A: the dissolution of NaOH in water is endothermic

B: the heat of solution of NaOH is positive

C: the NaOH gains heat from the surroundings

D: the heat of solution of NaOH is negative

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Correct Answer

Explanation

the dissolution of NaOH in water is exothermic because heat is evolved. hence the container feels warm