Q.
How many of the following salts show increase in solubility in water with increase in temperature?
i . $NaNO_{3}$
ii . $Li_{2}SO_{4}$
iii . $NH_{4}Cl$
iv . $AgNO_{3}$
v . $Ce_{2}\left(SO_{4}\right)_{3}$
vi . $KCl$
vii. $Na_{2}CO_{3}\cdot H_{2}O$
NTA AbhyasNTA Abhyas 2022
Solution: