Ice of mass 10g at 5ºC was completely converted to water at 0ºC, calculate the quantity of heat used. [specific heat capacity of ice = 2.1 Jg-1K-1, specific latent heat of fusion of ice = 336 Jg‾¹]

A. 105J
B. 3255J‾¹
C. 3265J
D. 16821J

Correct Answer: Option C

C. 3265J

Explanation

Q = ML + MCθ

= 10 x 335 + 10 x 2.1 x 5

= 3465J

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