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Salt of Weak Acid and Strong Base

what is the q...

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what is the quantity of NaOH present in 250cc of the solution ,so that it gives a pH=1

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Q. 8 g NaOH and 4.9 g

H_{2} {S O}_{4}

are present in one litre of the solution . What is its pH

500 m l

0.2 M H C l, 500 m l

0.2 M C H_{3} C O O H

6 g

N a O H

is present in a container.The

p H

25^{0} C

p K_{a}

C H_{3} C O O H

4.74

Q. What quantity of water should be added to 3 litres of 10% solution of salt, so that it becomes 5% salt solution?

Q. Buffer solution A of a weak monoprotic acid and its sodium salt in the concentration ratio x : y has

p H = (p H)_{1}

. Buffer solution B of the same acid and its sodium salt is the concentration ratio y : x has

p H = (p H)_{2}

(p H)_{2} - (p H)_{1} =

(p H)_{1} + (p H)_{2} = 9.5 u n i t s

Q. The component of the solution that is usually present in lesser quantity is called :

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Salt of Weak Acid and Strong Base

Standard XII Chemistry

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