01/30/20

Need help finding out the math to a chem problem

lengh 10.5cm and width 6.7cm i need to find the mass of those numbers

calculating molarity

A solution is made by adding 33.9ml  of concentrated phosphoric acid (85.5wt%, density 170g/ml) to some water in a volumetric flask, and then adding water to the mark to make exactly 2000ml of... more

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