Solubility Curves of Selected Compounds

Grams of solute
per 100 g H2O
Temperature (C)
The solubility of sodium nitrate is 75 g/100 g water at
4 °C
7°C
39 °C
140 °C

75 g/100 g water at 4°C

91 g/100 g water at 7°C
180 g/100 g water at 39°C