How many pounds of aspirin does consuption represent
If there is 80 billion tablets of aspirin a year that are consumed in the US. If the average tablet contains 500 mg of aspirin, how many pounds of aspirin does this consuption represent.
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A 0.536 g sample of a metal nitrate salt, M(NO3)2, contains 0.0171 mol of oxygen atoms. Determine the atomic weight of M.
bismuth oxide reacts with carbon to form bismuth metal:when 217g of Bi2O3 reacts with carbon, how many moles of Bi2O3 react?
Estimate the minimum coefficient of static friction needed between a car's tires and the pavement in order to complete a left turn at a city street intersection at the posted straight-ahead speed limit of 26.9 mph and on narrow inner-city streets.
Compound B, a gaseous organic compound that consists of 85.6% carbon and 14.4% hydrogen by mass, is placed in a stainless steel vessel (10.68 L) with excess oxygen gas. The vessel is placed in a constant-temperature bath at 22oC. The pressure in t
A solution of ethanol (C2H5OH) in water is prepared by dissolving 69.8 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution. What is the molarity of the ethanol in this solution?
Which of these events, if any, could explain this result? (Assume that gas is not leaking out of the piston and that the measurements of pressure and volume are accurate.)
A space traveler weighs 545 N on earth. What will the traveler weigh on another planet whose radius is three times that of earth and whose mass is twice that of earth?
a hydrate of calcuim chloride contains 49.3% water and has a formula weight of 219g/mol calculate the molecular formula of the hydrate.
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