A typical aspirin tablet contains 5.00 grains of pure aspirin analgesic compound

Question

A typical aspirin tablet contains 5.00 grains of pure aspirin analgesic compound. The test of the tablet is starch. How many aspirin tablets can be made from 50.0 g of pure aspirin? [Use: 1.00 g = 15.4 grains] (70) A patient weighs 146 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. The drug is supplied as a solution that contains 25.0 mg of drug pet mL of solution. What volume of the drug should the patient receive? [1 pound = 454 g] (71) If one atom of carbon-14 weighs 14.0 atomic mass units and one atomic mass unit is equal to 1.66 times 10^-34 grams, what is the mass of 25 atoms of carbon-14 in grams? (72) Air has an average density of 0.001226 g/mL. What volume of air would have a mass of 1.0 lb? (73) How many pounds are represented by 764.6 mg? (74) A typical office has 144 ft^2 of door space. Calculate the floor space in m^2.

Explanation / Answer

69)

m = 5/15.4 = 0.3246 g of aspirin

since we have

50g then

n = 50/0.3246= 154.03 asprins, therefore, complete only 154

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