Question

if the solubility of NaAl(CO3)2 is s then the sum of the solubility of Na+ and CO3^2- will be​

Answer 1

Answer:

Let the solubility be S.

As

2

S

3

⇋2As

3+

+3S

2−

2S3S

Solubility product is

K

sp

=[As

3+

]

2

×[S

2−

]

3

Let [As

2

S

3

]=S,[As

3+

]=2S,[S

2−

]=3S

Ksp=(2S)

2

×(3S)

3

=4S

2

×27S

3

=108S

5

n=5