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Formation of CO and CO(2) illustrates th...

Formation of CO and `CO_(2)` illustrates the law of

A

reciprocal proportion

B

conservation of mass

C

multiple proportion

D

constant composition

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The enthalpies of formation of CO and CO_(2) are -110.5 KJ mol^(-1) and -393.5 KJ mol^(-1) respectively. The enthalpy of combustion of carbon monoxide is

    A
    `-110.5 KJ mol^(-1)`
    B
    `-283.0 KJ mol^(-1)`
    C
    `504.0 KJ mol^(-1)`
    D
    `221.2 KJ mol^(-1)`

  • The heat of formation of CO(g) and CO_(2)(g) are -26.4 kcal and -94.0 kcal respectively. The heat of of combustion of carbon monoxide will be

    A
    `+26.4` kcal
    B
    `-67.6` kcal
    C
    `-120.6` kcal
    D
    `+52.8 kcal

  • 3g of a hydrocarbons on combusion in excess of oxygen produces 8.8g of CO_(2) and 5.4g of H_(2)O . The data illustrates the law of:

    A
    conservation of mass
    B
    multiple proportions
    C
    constant proportions
    D
    none of these

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