Asked by Veronica
How many grams of potassium nitrate, KNO3 are required to make 250 mL solution with a molarity of 0.40 M?
Answers
Answered by
DrBob222
How many mols do you want? That's M x L = mols.
Then mols = g/molar mass. You know mols and molar mass, solve for grams.
Then mols = g/molar mass. You know mols and molar mass, solve for grams.
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