Solubility Curve Practice Questions Page 2

2) Suppose you were given a solution of sodium acetate. How would you know if the solution was saturated or

unsaturated? Explain.

3) Examine the following solubility curve.

a) Which substance is the most soluble at room temperature (25ºC)? __________________

b) Which substance shows the largest change in solubility as temperature changes from 0ºC to 100ºC?

_______________________________

c) At what temperature will the solubility of potassium nitrate be equal to

50 g/ 100 g of water? ______________________

d) At 75 ºC, what mass of potassium bromide will produce a saturated solution? ______________________

e) Convert the solubility data from part d for potassium bromide into mol/L. In other words, what is the

molarity of potassium bromide at 75ºC?

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