If 30.0 grams of calcium metal react with 18.0 grams of oxygen gas, your calculations show that grams of CaO could be produced from the 30.0 grams of calcium and grams of CaO could be produced from the 18.0 grams of oxygen. The theoretical yield of calcium oxide from this reaction is .

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing

Find the empirical formula of each of the following compounds. given mass or for each element in a sample of the compound 3,611 g ca; 6.389 g c1

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa