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10 gm equimolar mixture of KHCO(3) and K...

10 gm equimolar mixture of `KHCO_(3) and K_(2)CO_(3)` after treatment with `KOH` is dried and heated. What will be mass (in gm) of `CO_(2)(g)` obtained after heating ?

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Knowledge Check

  • CO_(2) is obtained by heating:

    A
    `Na_(2)CO_(3)`
    B
    `NaHCO_(3)`
    C
    `K_(2)CO_(3)`
    D
    none of these

  • CO_(2) cannot be obtained by heating

    A
    `Na_(2)CO_(3)`
    B
    `CaCO_(3)`
    C
    `Li_(2)CO`
    D
    `Ca(HCO_(3))_(2)`

  • Melting point of mixture of Na_(2)CO_(3)+K_(2)CO_(3) , mixture is :

    A
    Higher than that of `Na_(2)CO_(3)`
    B
    Higher than that of `K_(2)CO_(3)`
    C
    Lower than that of both `Na_(2)CO_(3) and K_(2)CO_(3)`
    D
    Lower than that of `K_(2)CO_(3)` only

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