Write the formula for the following and calculate the molecular mass for each one of them a potassium hydroxide b sodium bicarbonate c calcium carbonate d Magnesium chloride e sodium chloride
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a) Potassium hydroxide - KOH .
Molecular mass of K in KOH = 38 g.
Molecular mass of O in KOH = 16 g.
Molecular mass of H in KOH = 2 g.
NOW, molecular mass of KOH = (38 + 16 + 2) = 56 g { approx}.
*NOTE: HERE ALL THE MASSES ARE TAKEN AS APPROXIMATELY.
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