Question

What will be the signs of $\Delta H$ and $\Delta S$ when NaOH is dissolved in water?

$\Delta H$ $\Delta S$

• A.
• B.
• C.
• D.

Answer 1

Answer: (C)

Answer 2

: When NaOH is dissolved in water, heat is evolved and solid NaOH is converted to liquid state

$(\Delta H = - ve,\Delta S = + ve).$