Concentration Calculator (% <=> N, M)
Calculator type
From % to M From % to N From N to % From M to %
Formula weight
Weight percentage
1.Choose the desired conversion path from the options shown.
2-Then enter the material data.
3-Pay attention to the units used for each cell, you might use the unit converters which are available in our website in case there is a difference in the units.
4.Press (Calc).
5.The result will appear with the same unit you selected.
Molarity = Weight Percent × Density × 10 ÷ Formula weight
Normality = Molarity × Equivalent Number.
Weight Percent = Molarity × Formula weight ÷ [Density × 10].

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