Calculate the amount of calcium chloride dihydrate (MW = 147) in grams needed to make a 250 mL solution with a final concentration of 2 mEq/mL. Round answer to the nearest hundredth. Do NOT include units.
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if a tablet has a mass of 197.3 and 40.56% drug content, how much mg of drug in this tablet?
A drug has a molecular mass of 350 g/mol. What is its concentration, if 2.3 grams of this drug is dissolved in 600 mL of water (assuming it is completely dissolve)