How can estimate the empirical formula
How can estimate the empirical formula when 0.192 g of phosphorus is burned in oxygen, 0.440 g of phosphorus oxide resulted. Write down a balanced equation for the reaction of phosphorus with oxygen.
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Calculate the density of solution and the molality of methanol. In an aquatic solution of methanol (293K and 1bar) with fraction of mass 0,30 the molarity is equal with 8,911 mol/L.
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Determine the partial pressure of NO equilibrium with O2and N2 that were placed in a flask at initial pressures of 0.2 atm and 0.8, respectively?
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