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15.9g. of copper sulphate and 10.6g of s...

15.9g. of copper sulphate and 10.6g of sodium carbonate react together to give 14.2g of sodium sulphate and 12.3g of copper carbonate. Which law of chemical combination is obeyed? How? (AS-1)

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Knowledge Check

  • 23 g of sodium will react with ethanol to give

    A
    one mole of oxygen
    B
    `22cdot4 dm^3` of hydrogen gas at N.T.P.
    C
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    D
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  • 23g of sodium reacts with ethyl alcohol to give

    A
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    C
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    D
    1 mole of `O_(2)`

  • 0.023g of sodium metal is reacted with 100 cm^(3) of water. The pH of the resulting solution is :

    A
    10
    B
    11
    C
    9
    D
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