posted by Jeconiah .
An aqueus solution of sodium mitrate(NaNO3) contains 0.85 grams of sodium nitrate and its concentration is 0.1mol L^-1. What is the volume. in millilitres, of the sodium nitrate solution?
mols NaNO3 = grams/molar mass
Then M = mols/L. You know M and mols, solve for L and convert to mL.