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If 45g of a 2.2% NaHCo3 solution is to be prepared how many grams of NaHCo3 are needed

  • Chemistry - ,

    Is that mass percent? 2.2% means 2.2g NaHCO3/100 g solution. You want only 45g; therefore,
    2.2 x (45/100) = ?

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