Insulin is a protein that is used by the body to regulate both carbohydrate and fat metabolism. a bottle contains 525 ml of insulin at a concentration of 40.0 mg/ml . what is the total mass of insulin in the bottle?

Multiply
525 x 40.0 for the total mass (amount) of insulin in the bottle.

21,000.0

That is one BIG bottle of insulin!!

C) the increase in atmospheric pressure pushes the walls of the balloon outward thus making it  is the answer.hope i you.

Molarity is moles of solute over liters of solution. idk if that is what you are talking about, but you can convert moles of solute to grams of solute using dimensional analyzes by using molar mass found on the periodic table.