1.

When 400 mL of 0.2 N solution ofa weak acid is neutralized by a dilute aqueous solution of sodium hydroxide un der standard conditions, 4.4 kJ amount of heat is liberated. Therefore, the standard enthalpy of neutralization of this weak acid in kJ equiv""^(-1) is

Answer»

`-11`
`-44`
`-55`
`-22`

Answer :C


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