Percentage weight by volume (w/v) calculator for a given amount and final volume

% w/v (Weight/Volume) Calculator

Use this free percentage weight by volume (% w/v) calculator to convert an amount of solute in grams and a final solution volume in millilitres (mL) or litres (L) into % w/v. You can also choose how many significant figures are used when the result is reported.

Mass of solute (grams) Final volume of solution

mL L

Significant figures in result

Formula

% w/v = (mass in grams ÷ final volume in mL) × 100