Originally Posted by ajdelange
Most lactic acid solutions are 88% w/w. One mL of an 88% solution has a weight of 1.3 g and so contains 0.88*1.3 = 1.14 grams of the acid
Wouldn't 1ml of an 88% solution contain .88g of the solute? If I remember my high school chemistry ( 1965- a long time ago) , to make 100ml of an 88% solution we would weigh 88g of solute and dissolve in enough distilled water to make 100ml.