How many milliliters of a 10% w/v antiseptic lotion must be added to 450 mL of a 30% w/v antiseptic lotion in order to prepare a 25% antiseptic lotion?
How is this solved? Answer should be 150
450ml solution of 30 %w/v antiseptic lotion
10%w/v antiseptic lotion at 150 ml
450/3=150
150 ml is 10% w/v antiseptic lotion
How many milliliters of a 10% w/v antiseptic lotion must be added to 450 mL of...
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