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Grams to mole conversions: 60.0 grams of potassium sulfate ,
Thanks? Let X be a random variable with E(X)=3 and Var(X)=9. Then E(X^2) is? (The answer should be 18 but explain?)? What is the frequency of the ac voltage coming out of a wall outlet ? If g (x) +2*g (1/x)=x find g (x) in term of x? 36lbs.of potatoes cost 324.00 how much will 15 lbs. Cos?