This graph shows the solubility of several solutions in 100 g of water at
various temperatures. The amount of solute required to make a
saturated solution depends upon the temperature. Most solutes
increase their solubility as temperature increases - but not all! (Check out
Ce2(SO4)3]
4 points
How many more grams of sodium nitrate are needed to make a saturated
solution at 30°C than at 10°C?

NaNO,
KNO,
Solubility (g/100 g H,0)
KCI
NaCl
kci,
Ce (sg.),
0
10 20 30 40 50 60 70 80 90 100
Temperature (°C)