Question

What is the molarity of a
saturated solution of CaCO3 ?
(Ksp = 2.8x10-9)​

Answer 1

Answer:

K

sp

=[Ca

2+

][CO

3

2−

]=x

2

=28×10

−10

x=5.29×10

−5

M

∴[CaCO

3

]=5.29×10

−5

M

Explanation:

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Answer 2

Answer:

Ksp=[Ca2+][CO32−]=x2=28×10−10 

x=5.29×10−5 M

∴[CaCO3]=5.29×10−5 M

Explanation:

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