Calculate the molar concentration of radon
A sample consisting of various gases contains 3.8×10-6 mole fraction of radon. This gas at a total pressure of 31 atm is shaken with water at 30 C. Calculate the molar concentration of radon in the water.
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Acetaminophen, a common aspirin substitute, has the formula C8H9NO2. Determine the number of molecules of acetaminophen in a 500.0 mg tablet.
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