A pharmacists measures out three amount of 200 mL and two amount of 150 mL from a stock bottle of 2 L. How many milliliters are left in the stock bottle? A pharmacist dispenses 150 mg and 620 mg of a drug from a container containing 5 g. How many grams are left in the container? A pharmacist received a prescription calling for 30 capsules, each to contain 1/200 gr of nitroglycerin. How many 0.4-mg nitroglycerin tablets would supply the amount required?

A child is prescribed morphine sulfate at 50.0 mcg/kg/dose mcg/kg/dose. The child weighs 87 lb and the solution is available as an 8.0-mg/mL vial. How many milliliters should be injected? Express your answer in milliliters to two significant figures.

in a normal person, the level of glocuse is about 85mg/100ml of blood. If the average body contains 11 pints of blood, how many grams and how many pounds of glusoce are present in the blood?(454prams=1pound;2 pints=1quarts;1.057quarts=1L)

If you determined the average concentration of vitamin C in the fruit juice to be 0.65 mg/mL, how many milliliters (mL) of juice would you need to drink each day to get the recommended 75 mg of vitamin C? Include the unit and one decimal place in your answer.

A solution is prepared by dissolving 30.0 gg of NaOHNaOH in 126.0 gg of water. The NaOH solution has a density of 1.15 g/mL   What is the mass percent (m/m)(m/m) of the NaOHNaOH solution?   What is the total volume, in milliliters, of the solution?

A medical solution had a concentration of 30mg/ml. How many ml would need to be delivered to dispense a total of 150 mg of med?

How many milliliters of 25.0 mg/L stock solution must be added to a 25.00-mL volumetric flask to produce a 20.0 mg/L solution? Report your answer in decimal form (not scientific notation) with correct sig figs and including one space followed by your units.

A student wants to make a 250 mL stock solution with a concentration of 1000 mg Cu/L. The student has an unlimited amount of CuSO4 and DI water. What mass of CuSO4 is needed to make 250 mL the 1000 mg Cu/L solution?  Using the stock solution from the previous question, what volume of stock is needed to make a 20 L solution with a concentration of 0.06 mg -Cu/L?

How many grams of diethyl ether are present if 3.594 mL are present? Provide your answer as a number with 3 decimal places. Molecular weight of diethyl ether: 74.12 g/mol Density of diethyl ether: 0.706 g/mL

A medical solution had a concentration of 30 mg/ml. How many ml would need to be delivered to dispense a total of 150 mg of med?