What is the empirical formula of a sample
What is the empirical formula of a sample of iron-containing compound that is 22% iron, 50.2 oxygen and 27.8 chlorine by mass?
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For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
The objective function always includes all of the decision variables, but that is not necessarily true of the constraints. Explain the difference between the objective function and the constraints. Then, explain why a constraint need not refer to
Liquid water and nitrogen monoxide gas are produced from the reaction of 22.7 grams of ammonia gas with 53 grams of oxygen gas. 36.0 grams of water were measured at the end of the reaction. What mass of nitrogen monoxide gas was produced from the
What is atmospheric pressure in atmospheres in Denver for heat of fusion=40.6kj/mol at 95 degee celsius
What is the minimum volume of 6.0 M HCl(aq) needed to completely dissolve 3.20 g of aluminum in this reaction?
A solution is prepared by dissolving 297 g of sucrose (C12H22O11) in 624 g of water. What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.)
Since methylene chloride and water to not mix, by wetting a piece of filter paper with water addition of both layers to the filter funnel results in the aqueous layer passing through the paper and the organic layer remaining in the funnel.
What is the geometry of a carbon atom involved in a triple bond?
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