A mass of 30 f of potasium nitrate is dissolved in 100 cm3 of water at 100gC. How many more grams of potassium nitrate must be added to saturate the solution?

Answer 1

http://www.buhs.k12.vt.us/science/physicalscience/Lab%20images/0009-004-sol-v-t.gif

I will be happy to critique your solution.