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# Heat of Solution

APCHEM-3LXVDB

When potassium nitrate ($KN{ O }_{ 3 }$) is dissolved in water, the temperature of the system decreases.

Which of the following CORRECTLY describes this process?

A

$\Delta { H }_{ solution }<0$

Energy is transferred from the water to potassium nitrate.

B

$\Delta { H }_{ solution }<0$

Energy is transferred from potassium nitrate to the water.

C

$\Delta { H }_{ solution }>0$

Energy is transferred from the water to potassium nitrate.

D

$\Delta { H }_{ solution }>0$

Energy is transferred from potassium nitrate to the water.