Thermodynamics Question 63

Question: Enthalpy of solution of NaOH (solid) in water is 41.6kJmol1 . When NaOH is dissolved in water, the temperature of water

[UPSEAT 2004]

Options:

A) Increase

B) Decreases

C) Does not change

D) Fluctuates indefinitely

Show Answer

Answer:

Correct Answer: A

Solution:

Since process is exothermic then heat is evolved due to this temperature of water increases.



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