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Define the formula of a compound...

Define the formula of a compound

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Knowledge Check

  • If 75.2% of compound is carbon and the rest of the weight is hydrogen, the formula of the compound is

    A
    `C_(3)H_(6)`
    B
    `C_(2)H_(2)`
    C
    `C_(2)H_(4)`
    D
    `CH_(4)`

  • The chemical formula of a compound does not represent

    A
    the total number of atoms in a molecule of the compound
    B
    the number of various atoms in one molecule of the compound
    C
    the state of the molecules of the compound
    D
    the composition of a molecule of the compound

  • The empirical formula of a compound is CH_(2) . IF one mole of the compound has a mass of 42 g , its molecular formula is

    A
    `CH_(2)`
    B
    `C_(3)H_(6)`
    C
    `C_(2)H_(2)`
    D
    `C_(3)H_(8)`