Measurement of Energy Changes: Calorimetry

IMPORTANT

Measurement of Energy Changes: Calorimetry: Overview

This Topic covers sub-topics such as Calorimeter, Bomb Calorimeter, Water Calorimeter, Calorimetry for Enthalpy and, Calorimetry for Internal Energy

Important Questions on Measurement of Energy Changes: Calorimetry

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Thermometer is used for measuring the temperature change in a water calorimeter.

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What is the principle of water calorimeter.

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Water calorimeter measures the changes in the temperature of a known mass of _____.

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Explain the structure of water calorimeter.

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What is water calorimeter?

HARD
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One mole of a non-ideal gas undergoes a change of state from (2.0atm,3.0L,100K) to (4.0atm,5.0L,250K) with a change in internal energy, ΔU =30.0L atm. The change in enthalpy of process (in L atm) is

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What happens when we do not stir the mixture continuously in the experiment to determine the specific heat capacity of a given solid?

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It takes 20 minutes to melt 10g of ice, when ray from the sun are focused by a lens of diameter 5 cm on to a block of ice. Calculate the heat received from the sun on 1 cm2 per minute

(Given: L = 80 k cal/kg)

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Water at -10oC is present in a thermally insulated container. Calculate the ratio of mass of ice formed and initial mass of water, if a small crystal of ice is thrown into it

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The heat of reaction measured in a bomb calorimeter is:

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The heat of reaction measured in a bomb calorimeter is:

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The heat of reaction measured in a bomb calorimeter is:

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The reaction of cyanamide NH2CN s with oxygen was carried out in a bomb

caloriemeter and Δqv at 300 K was measured to be - 750 kJ/mol. The value of ΔH per mole of NH2CN s in the given reaction is-

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In a calorimeter, the temperature of the calorimeter increases by 6.12 K, the heat capacity of the system is 1.23 kJ/g deg. What is the molar heat of decomposition for NH4NO3?

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For the reaction of one mole of zinc dust with one mole of sulphuric acid in a bomb calorimeter, U and W correspond to

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The amount of heat measured for a reaction in a bomb calorimeter is

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The quantity of heat measured for a reaction in a bomb calorimeter is equal to

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What is the amount of heat measured for a reaction in a bomb calorimeter?

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What is the quantity of heat measured for a reaction in a bomb calorimeter?

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The heat of combustion of benzene determined in a bomb calorimeter is - 870 kcal mol-1 at 298 K. The value of ΔE for reaction is: