Asked by Summer
If there are 0.625 g of NaCl left in a beaker that originally contained 75.0 mL of saltwater, what must have been the molar concentration of the original solution? The molar mass of NaCl is 58.44 g/mol.
Answers
Answered by
DrBob222
Didn't I do this for you last night? At your original post?
mols NaCl = grams/molar mass
Then M = mols/L
mols NaCl = grams/molar mass
Then M = mols/L
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