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0^(@)C : Melting point of ice : :100^(@)...

`0^(@)C` : Melting point of ice : :`100^(@)C` : ______ .

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Boiling point of water
Ice melts at `0^(@)C`, similarly water boils at `100 ^(@)C`.
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Knowledge Check

  • When ice melts at 1^(@)C :

    A
    an increase in entropy
    B
    a decrease in enthalpy
    C
    a decrease in free energy
    D
    process is spontaneous

  • A certain liquid has a melting point of 50^(@)C and a boiling point of 150^(@)C . A thermometer is designed with this liquid and its melting and boiling points are designated as 0^(@)L and 100^(@)L . The melting and boiling points of water on this scale are

    A
    `25^(@)L` and `75^(@)L`, respectively
    B
    `0^(@)L` and `100^(@)L`, respectively
    C
    `20^(@)L` and `70^(@)L`, respectively
    D
    `30^(@)L` and `80^(@)L`, respectively

  • A 3cm cube of iron one face at 100^(@)C and the other in a block of ice at 0^(@)C If K of iron =0.2 CGS units and L for ice is 80cal//gm then the amount of ice that melts in 10 minutes is (assume steady state heat trans fer) .

    A
    `450 g`
    B
    `900 g`
    C
    `350 g`
    D
    `500 g`

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    If the melting point of ice at a give place is 0^(@)C , the atmospheric pressure at the place is ______.

    If the melting point of ice at a given place is 0^(@)C , the atmospheric pressure at that place is _______

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