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CBSE Class 11-science Answered

What is the use of a bomb calorimeter?
Asked by Topperlearning User | 13 Aug, 2014, 13:38: PM
answered-by-expert Expert Answer

A bomb calorimeter is used for calculating the enthalpy change of a reaction.

Answered by | 13 Aug, 2014, 15:38: PM

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CBSE 11-science - Chemistry
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  A system absorb 20 kJ heat and also does 10 kJ of work. The net internal energy of the system is :- (1) increases by 10 kJ (2) decreases by 10 kJ (3) increases by 30 kJ (4) decreases by 30 kJ
Asked by Atulcaald | 25 May, 2018, 00:31: AM
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CBSE 11-science - Chemistry
a system absorbs 500J of heat and does work of 50J on its surroundings. calculate the change in internal energy
Asked by gganga | 13 Apr, 2018, 18:34: PM
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CBSE 11-science - Chemistry
What is the use of a bomb calorimeter?
Asked by Topperlearning User | 13 Aug, 2014, 13:38: PM
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Define standard enthalpy of fusion.
Asked by Topperlearning User | 15 Jun, 2016, 17:22: PM
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CBSE 11-science - Chemistry
How can we find out the atomicity of the gases from their molar heat capacities?
Asked by Topperlearning User | 13 Aug, 2014, 14:12: PM
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CBSE 11-science - Chemistry
On burning two moles of hydrogen with one mole of oxygen form two moles of liquid water and liberate 13,663 calories of heat. Write the thermochemical equation for this reaction.
Asked by Topperlearning User | 15 Jun, 2016, 17:22: PM
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CBSE 11-science - Chemistry
Calculate the amount of heat required for making 1kg of calcium carbide according to the following reaction. Syntax error from line 1 column 49 to line 1 column 73. Unexpected '<mstyle '. The heats of formation of CaO, CaC2 and CO are -151.6, -14.2 and -26.4 kcal respectively.
Asked by Topperlearning User | 13 Aug, 2014, 14:32: PM
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