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20 ml of 0.4 M H(2),SO(4) , and 80 ml of...

20 ml of 0.4 `M H_(2),SO_(4)` , and 80 ml of 0.2 M NaOH are mixed. Then the `p^(H)` of the resulting solution is

A

7

B

1.097

C

12.903

D

11.903

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • 20 ml of 0.4 M H _2SO_4 and 80 ml of 0.2 M NaOH are mixed . Then the P^(H) of the resulting solution is

    A
    `7`
    B
    `1.097`
    C
    `12.903`
    D
    `11.903`

  • When 100 ml of N/10 NaOH are added to 50 ml of N/5 HCI, the P^(H) of the resulting solution is

    A
    7
    B
    Greater than 7
    C
    less than 7
    D
    zero

  • A solution is prepared by mixing 100 ml of 0.1 M NH_(4) OH and 200 ml of 0.2 M NH_(4) Cl . pK_(b) of NH_(4) OH is 4.8 . Then the pH of the solution is

    A
    `9.0`
    B
    `8.0`
    C
    8.5979
    D
    5.4021

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    40 ml of 0.2 M HNO_(3) when reacted with 60 ml of 0.3 M NaOH gave a mixed solution. What is the pH of the resulting solution?

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