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Nina

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Which description defines a claim
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what will volume of ammonia gas when 100cm^3of nitrogen reacts with 150cm^3of hydrogen?which is the limiting reactant?
1. 1 answer
2. 300 views
If x is the average (arithmetic mean) of m and 9, y is the average of 2m and 15, and z is the average of 3m and 18, what is the
1. 2 answers
2. 2,558 views
Estimate the buoyant force that air exerts on you. (To do this, you can estimate your volume by knowing your weight and by
1. 1 answer
2. 1,264 views

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Balance the Chemical Equation for the reaction of calcium carbonate with hydrochloric acid: CaCO3+ HCl -> CaCl2 + CO2 + H2O.
Suppose that a researcher is interested in estimating the mean systolic blood pressure, , of executives of major corporations. He plans to use the blood pressures of a random sample of executives of major corporations to estimate . Assuming that the

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