(a)Oxygen in the presence of hot plaknum 2 SO2 (g) + O2(g) =2S03(g) The product of the reaction in (a) was mixed with water and barium nitrate solution added to the resultant mixture state what was observed ​

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

When a septic tank backs up a goes in to clean it out

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-