24-02-2017
Chemistry

contestada

How many grams of NaOH are needed to prepare 100.ml of a 0.20 M NaOH solution

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climbernich climbernich

24-02-2017

Try 0.80 grams NaOH . M=mol/L if you rework it to get mol, you have mol=0.20M×0.100L which is 0.02mol of NaOH, multiply that by the amu of NaOH (39.998) and should get 0.799g

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