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What is the typical makeup of the solids contained in Returned Activated Sludge in a sewage plant? Percentages would be ideal thanks.? If 481 mL N2 was collected over water at 26.0 degrees Celsius and 745 torr, how many moles of N2 are present in this sample? Please help!? STATS: What is the probability that the first two students who signed up will be the winners? P(1st two students who signed up win)= ? Am I safe from lightning in my car? What is the Stoichiometry starting with 50 grams of carbon (use balanced equation)? C6H12O6>CO2+H20?