Question

The solubility product of MOH is 1x10-10Mºther solution will be: 1) 10 2) 9 3) 4​

Answer 1

Answer:

Solubility product of MOH is 10

−10

mol

2

dm

−2

.

K

sp

=10

−10

mol

2

dm

−2

MOH⇌M

+

+OH

−

K

sp

(M(OH)

2

)=10

−10

=S

2

S=10

−5

⇒[OH

−

]=10

−5

pOH=5(∵pOH=−log[OH

−

])

pH=9(∵pH=14−pOH)

∴ pH of aqeous solution is 9.

Explanation:

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