Calculate the amount of heat required to convert 2kg of ice at 2oC to water...

JAMB 1987

Calculate the amount of heat required to convert 2kg of ice at 2^oC to water at 0^oC. [specific heat capacity of ice = 2090Jkg^-1 ^oC^-1, specific latent heat of fusion of ice = 333kJkg^-1]

A. 666J
B. 8360J
C. 666 000J
D. 674 360J

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Correct Answer: Option D

Explanation

Q = mL + mc\(\theta\)

= (2 x 333000) + (2 x 2090 x 2)

= 674 360J

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Calculate the amount of heat required to convert 2kg of ice at 2oC to water...

Correct Answer: Option D

Explanation

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