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Calorimetry
Question
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Define the term ‘Heat Capacity’ and state its S.I. unit. 

Answer

Heat capacity: The amount of heat required to increase 1 o C temperature of whole body is called heat capacity.

SI unit of heat capacity = Joule/Kelvin

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Some More Questions From Calorimetry Chapter

What is meant by Global warming? 

i) It is observed that the temperature of the surroundings starts falling when the ice in a frozen lake starts melting. Give a reason for the observation.

ii) How is the heat capacity of the body related to its specific heat capacity? 

Specific Heat Capacity of substance A is 3.8 J g-1 K-1 whereas the specific heat capacity of substance B is 0.4 J g-1 K T-1.

i) Which of the two is a good conductor of heat?

ii) How is one led to the above conclusion?

iii) If substances A and B are liquids then which one would be more useful in car radiators? 

i) State any two measures to minimize the impact of global warming.

ii) What is the Greenhouse effect? 

Differentiate between heat capacity and specific heat capacity.