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As 6.00 kg of a liquid substance at its ...

As 6.00 kg of a liquid substance at its freezing point completely freezes, it gives oft enough heat to melt 3.00 kg of ice at `0^@C`. The heat of fusion of the substance [Take latent heat of fusion of ice `=3.34xx10^2 kJ//kg`] is

A

`2.05 kJ//kg`

B

`4.9 kJ//kgs`

C

`167 kJ//kg`

D

`668 kJ//kg`

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