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The amount of heat released when 20 ml 0...

The amount of heat released when 20 ml 0.5 M NaOH is mixed with 100 ml 0.1 M HCl is x kJ .The heat of neutralization is

A

`- 100 x kJ//mol`

B

` - 50 x kJ //mol`

C

` +100 x kJ // mol `

D

` + 50 x kJ//mol`

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Knowledge Check

  • The amount of the heat released when 20 ml 0.5M NaOH is mixed with 100 mL 0.1 MHClis x kJ. The heat of neutralisation is

    A
    -100 x kJ/mol
    B
    -50 x kJ/mol
    C
    `+100 x kJ/mol`
    D
    `+50x kJ/mol

  • 5 mL of 0.4 N NaOH is mixed with 20 mL of 0.1 N HCl The pH of the resulting solution will be

    A
    7
    B
    8
    C
    5
    D
    6

  • Calculate the amount of heat evolved when 500 cm^3 of 0.1 M HCl is mixed with 200 cm^3 of 0.2 M NaOH.

    A
    57.3 kJ
    B
    2.865 kJ
    C
    2.292 kJ
    D
    0.573 kJ

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