If a 0.100 molar solution of NaOH is added to a solution containing 0.200 molar Ni2+, 0.200 molar Ce3+, and 0.200 molar Cu2+, which metal hydroxide will precipitate first? Ksp Ni(OH)2 = 6.0 X 10-16, Ksp Ce(OH)3 = 6.0 X 10-22, Ksp Cu(OH)2 = 4.8 X 10-20