Mass Percent Formula
Mass Percent Formula
Mass percent is used as a way of expressing a concentration or a way of describing a component in a mixture. For a solution, the mass percent is expressed as the grams of solute divided by the grams of solution, then multiplied by 100 to get a percentage.
Mass Percent Formula Questions:
1. Calculate the mass percent of sodium hypochlorite in commercial bleach, if 1.00 grams of NaOCl (the active ingredient in bleach) is dissolved in 19.05 grams of solution.
Answer:
2. Calculate the grams of NaOCl (5.25% by mass) in 245 grams of a commercial bleach solution.
Answer:
In this problem the equation should be rearranged to solve for the grams of solute.
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