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Amino Acids

0.1 M each of...

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0.1 M each of 3 salt solutions of NaX,NaY and NaZ has pH=8,9,10.Arrange in the acidic strength for H,HYand HZ

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Q. It is found that

0.1 M

solution of three sodium salts

N a X

N a Y

N a Z

p H

7.0, 9.0

11.0

respectively. Arrange the acids (

H X, H Y

H Z

) in order of increasing acidic character.

Q. From separate solutions of four sodium salts

N a W, N a X, N a Y

N a Z

p H 7.0, 9.0, 10.0

11.0

respectively. When each solution is

0.1 M

, Van't Hoff factor (i) is maximum for acid:

Q. It is found that

0.1

M solution of three sodium salts NaX, NaY and NaZ gave pH

7.0, 9.0

11.0

respectively.
Which one is highest acidic among HX, HY, HZ:

Q. From separate solutions of four sodium salts,

N a W, N a X, N a Y

N a Z

p H 7.0, 9.0, 10.0

11.0

respectively, when each solution was

0.1 M

, the weakest acid is:

H X

has the dissociation constant

1 \times 10^{- 5} M

. It forms a salt

N a X

on reaction with alkali. The percentage hydrolysis of

0.1

N a X

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