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Washing soda is Na(2)CO(3).xH(2)O. The v...

Washing soda is `Na_(2)CO_(3).xH_(2)O`. The value of `"x"` is __________

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The correct Answer is:
10
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The number of sodium ions in 53g of Na_(2)CO_(3) is x xx 10^(23) . The value of x is "______________" . ( Atomic masses : Na = 23u, C = 12u, O = 16u)

Formula of washing soda is Na_(2)CO_(3), 7H_(2)O

Knowledge Check

  • Na_(2) CO_(3). 10 H_(2) O is

    A
    Washing soda
    B
    Baking soda
    C
    Bleaching powder
    D
    Slaked lime

  • The compound Na_(2)CO_(3).xH_(2)O has 50% H_(2)O by mass. The value of 'x' is

    A
    4
    B
    5
    C
    6
    D
    7

    • Similar Questions

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    Formula of washing soda is Na_(2)CO_(3)* 7H_(2)O .

    Na_(2)O + CO_(2) to

    Na_(2)CO_(3).10H_(2)O overset(375K) to Na_(2)CO_(3).XH_(2)O+YH_(2)O. The value of Y-X is :

    Ram went to a grocer and asked for 2 moles of washing soda (Na_(2)CO_(3)*10H_(2)O) . Calculate the amount of washing soda which the grocer should weigh for him .

    Washing soda (Na_(2)CO_(3).10 H_(2)O) is widely used in softening of hard water. If 1 L of hard water requires 0.0286 g of washing soda, the hardness of NaOH in ppm is

    A 100 mL solution was made by adding 1.43 g of Na_(2)CO_(3). xH_(2)O . The normality of the solution is 0.1 N. The value of x is _______. ("The atomic mass of Na is 23 g/mol")

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