A mystery compound is made of 35.51% carbon, 4.77 % hydrogen, 37.85% oxygen 8.39% nitrogen and 13.60% sodium a) What is its empirical formula? Show your work. (b) The molar mass of the compound is 169g / mol What is the molecular formula of the compound? Show your work .

The following reaction shows the products when sulfuric acid and aluminum hydroxide react. al(oh)3 + h2so4 → al2(so4)3 + h2o the table shows the calculated amounts of reactants and products when the reaction was conducted in a laboratory. sulfuric acid aluminum hydroxide initial amount of reactant 40 g 15 g theoretical yield of water from reactant 14.69 g 10.38 g what is the approximate amount of the leftover reactant? 11.73 g of sulfuric acid 10.33 g of sulfuric acid 11.12 g of aluminum hydroxide 13.67 g of aluminum hydroxide

Find the mass, in grams, of 5.00*10^23 molecules of f2

How many moles are in 123.0 grams of kclo4?