A female needs to take ibuprofen of 375mg twice daily. (The pills in the bottle are each 250 mg. Determine how many pills does the female require to take each time she wants the dosage of 375miliigrams?
,considering the given equation 4FeS2+11o2-2Fe2o3+8So4 and determinehow many moles of Oxygen are needed to react with 4.50 moles of FeS2
If Trichlorofluoromethane, also called freon-11, CFC-11 is enclosed in a 1.1 -Litrescontainer, will any liquid be present? determine the mass of the liquid? Given that the vapor pressure of CCl3F is =856 torr at 300 K?