Question

pH of a saturated solution of Ca(OH)2 is 10.7​

Answer 1

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Answer 2

Answer:

Explanation:

Ca(OH)2 ⇌Ca2+2OH− pH=9

Hence, pOH=14−9=5

[OH− ]=10−5 M

Hence [Ca2+ ]=2 10  −5

Thus K,sp =[Ca2+ ][OH− ]2 =(2 10−5 )(10  −5 )2 =0.5×10  −15