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What is the preparation method of …

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What is the preparation method of sodium carbonate (washing soda) with reactions?

    • Posted by Bhaven Kumar 5 years, 9 months ago

    CBSE > Class 11 > Chemistry
    • 1 answers

    Gaurav Seth 5 years, 9 months ago

    Preparation :
    When we heat baking soda then hydrogen gas released and sodium carbonate left.
    When water is added to sodium carbonate then it becomes washing soda.
    Equation :
    2Nahco3 = Na2CO3 +h2O+co2
    Na2CO3 +10h2O =Na2CO3.10H2O

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