A. 0.2K
B. 0.8K
C. 2K
D. 4.5K
E. 5K
Correct Answer:
Option E – 5K
A piece of copper of mass 30g loses 60J of heat energy. If the specific heat capacity of copper is 400Jkg−¹K−¹, Calculate the change in the temperature of the copper
![Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate the total heat energy supplied [Specific latent heat of fusion of ice = 336Jg−1]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "Ice of mass 50g at 0°C was completely melted by 70% of the total heat energy supplied. Calculate the total heat energy supplied [Specific latent heat of fusion of ice = 336Jg−1]")
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