Test: GRE Subject Test: Chemistry

1.

A saturated solution of scandium hydroxide, which also contains solid scandium hydroxide, is treated with 0.1N HCl. The addition of acid will __________ the solubility of scandium hydroxide because of __________.

increase . . . the decreased pH

not affect . . . the common ion effect

decrease . . . the common ion effect

decrease . . . Le Chatelier's principle

increase . . . Le Chatelier's principle

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