Question

What is the minimum temperature at which 59 g of NH4Cl would completely dissolve in 100 grams of water?

Answer 1

1) Identify the curve of the solute.

2) Look for the grams of solute in the vertical axis.

3) Go down looking for the temperature

The minimum temperature at which 59 g of NH4Cl would completely dissolve in 100 g H2O is 70ºC.