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Standard X

Chemistry

Electrolysis and Electrolytes

What volume o...

Question

What volume of 1.10 M sodium formate solution should be to 50 mL of 0.05 M formic acid to produce a buffer solution of pH 4.0? (pK_a for formic acid is 3.80).

3.96 mL

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25 mL

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39.6 mL

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100 mL

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Solution

The correct option is C
39.6 mL

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Similar questions

Q. What volume of

0.1 M

sodium formate solution should be added to 50 mL of

0.05 M

formic acid to produce a buffer solution of

p H = 4.0

;

p K_{a}

of formic acid

= 3.80

Q. What volume of

0.10 M

sodium formate solution should be added to

50 m L

0.05 M

formic acid to produce a buffer solution of pH

4.0

p K_{a}

for formic acid is

3.80

What volume of 1.10 M sodium formate solution should be to 50 mL of 0.05 M formic acid to produce a buffer solution of pH 4.0? (pK_a for formic acid is 3.80).

Q. To a 50 mL of 0.05M formic acid how much volume of 0.10M sodium formate must be added to get a buffer solution of

p H = 4.4

[p K_{a}

of the acid is 3.8 ]

Q. What volume of

0.1 M H C O O N a

solution should be added to

50 mL

0.05 M

formic acid to produce a buffer solution of

p H = 4.0

p K_{a}

of formic acid

= 3.7

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What volume of 1.10 M sodium formate solution should be to 50 mL of 0.05 M formic acid to produce a buffer solution of pH 4.0? (pKa for formic acid is 3.80).

The correct option is C 39.6 mL

What volume of 1.10 M sodium formate solution should be to 50 mL of 0.05 M formic acid to produce a buffer solution of pH 4.0? (pK_a for formic acid is 3.80).

The correct option is C
39.6 mL