Arenaita Arenaita

21-09-2022
Chemistry

Answered

1. A saturated solution of potassium nitrate in 200 g of water is cooled from 80 °C to 20 °C. What mass of solute crystallises? Show your working.

2. What is the minimum volume of water needed to dissolve 50 g of potassium nitrate at 90 °C? Show all your working.

Answer :

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