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A calorimeter has mass 100g and specifi...

A calorimeter has mass 100g and specific heat `0.1 kcal//kg^(@)C` . It contains 250 g of liquid at `30^(@)C` having specific heat of `0.4 kcal//kg^(@)C` . If we drop a piece of ice of mass 10 g at `0^(@)C` , what will be the temperature of the mixture ?

Answer

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Knowledge Check

  • The specific heat capacity of water is ____ cal//g^(@)C

    A
    10
    B
    1
    C
    1.5
    D
    0.5

  • Heat absorbed when 1 g of ice melts at 0^(@)C to form lg of water at the same temperature is ___ cal

    A
    80
    B
    800
    C
    540
    D
    54

  • Amount of heat required to convert 10 g of ice 0^(@) C , into water at same temrperature is :

    A
    3000J
    B
    336J
    C
    300J
    D
    3360J

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    Type: C Calorimeter Heat lost by = Heat gained + Heat gained hot object = by calorimeter + by liquid Q = Q_(1) + Q_(2) Q = mcDeltaT Q = mL Note : C_(Copper) = 0.1cal//g^(@)C = = 0.1 kcal//kg^(@)C Final temperature becomes equal to 'T' for all substances A copper sphere of of 100g mass in heated to raise its temperature to 100^(@)C and is released in water of mass 195g and temperature 20^(@)C in a copper calorimeter . If the mass of calorimeter is 50g what will be the maximum temperature of water ?

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