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The amount of heat required by 1 g of a ...

The amount of heat required by 1 g of a substance for its `1^(@)C` rise in temperature is called its

A

specific heat

B

thermal capacity

C

water equivalent

D

latent heat

Text Solution

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The correct Answer is:
A
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Fill in the blanks:- The amount of Heat required to increase 1^@C temperature of 1 g water is ______.

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Knowledge Check

  • If the amount of heat required by mass m of a substance for a substance for a rise t in temperature be H, then

    A
    `t prop mH`
    B
    `t prop (H)/(m)`
    C
    `t prop (m)/(H)`
    D
    `t prop (1)/(mH)`

  • The temperature erange and pressure, at which the heat required by 1 g water for 1^(@)C rise in its temperature is called 1 cal, is

    A
    `3.5^(@)C" to "4.5^(@)C," 76 mm of Hg"`
    B
    `13.5^(@)C" to "14.5^(@)C," 76 mm of Hg"`
    C
    `14.5^(@)C" to "15.5^(@)C," 760 mm of Hg"`
    D
    `98.5^(@)C" to "99.5^(@)C," 760 mm of Hg"`

  • Amount of heat required to raise the temperature of 1 kg of water by 1^@C is

    A
    1K-cal
    B
    1 Joule
    C
    1 B. T. U.
    D
    4.2 Joule

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    70 cal of heat is required to raise the temperature of 20 moles of an ideal diatomic gas at constant pressure from 30^@C . The amount of heat required (in cal) to raise the temperature of the same gas through the same range ( 30^@C to 35^@C ) at constant volume is

    Molar heat capacity is heat required to raise the temperature of one mole of material by one degree, since heat is not a state function, the amount of heat required to produce a given change in its state depends on the path followed. C_P="specific heat" xx "Molecular weight" . It is measured at constant pressure C_V="specific heat" xx "Molecular weight" . It is measured at constant volume Answer the following questions based on above passage: The specific heat of a gas at constant volume is 0.075 cal/g. Predict the atomicity of the gas. Molar mass of gas is 40 g mol^-1

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