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An aquoeous solution twice alkaline as w...

An aquoeous solution twice alkaline as water, The pH of the solution is near to

A

`7.3`

B

12

C

10

D

13

Text Solution

Verified by Experts

The correct Answer is:
A
`[OH^(-)]=2 10^(-7)`
`pOH=7-"log"2 =7-0.3010=6.7`
`pH=14-6.7 " " =7.3`
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NARAYNA-ACIDS & BASES-EXERCISE-II (P^(H) Problems)
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  2. The pH of a solution is 5. Its H^(+) ion concentration is decreased by...

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  3. The pH of a solution increased from 3 to 6. Its [H^(o+)] will be

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  4. 0.1 M HCl solution is diluted by 100 times The pH of the solution form...

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  5. The pH of solution is 9. It is "………" times more basic than a solution ...

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  6. The concentration of an oxalic acid solution is x mol litre^-1. 40mL o...

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  7. The pH of 0.1 M solution of CH(3)COOH if it ionizes to an extent of 1%...

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  8. The dissociation constant of weak acid HA is 1 xx 10^(-5). Its concent...

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  9. The P^(H) of 0.01 M solution of acetic acid is 5.0 What are the values...

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  10. The degree of dissociation of 0.1N CH(3)COOH is (K(a)= 1xx10^(-5))

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  11. The pH of the 10^(-3)M NH(4)OH(Kb = 10^(-5)) is

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  12. An aquoeous solution twice alkaline as water, The pH of the solution i...

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  13. The pH of an aquoeus solution of H(2)O(2) is 6.0 . Some chlorine is bu...

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  14. The pH of NaOH solution is 13. What is the amount in grams of NaOH pre...

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  15. Equal volums of solutions pH values 1,3,5,6 are mixed with each other ...

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  16. The p^(H) of HCl is 3. Then the P^(H) of NaOH solution having same mol...

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  17. If pH of A,B,C and D are 9.5,2.5,3.5, and 5.5 respectively, the strong...

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  18. Equal volume of 0.1 M potassium hydroxide and 0.1 M sulphuric acid are...

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  19. 100 ml of pH=4 solution is mixed with 100 ml of pH=6 solution. What is...

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  20. The correct order of increasing [H3O^+] in the following aqueous solut...

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