Complete combustion of 2.60 g of a hydrocarbon produced 7.87 g of CO, and 4.03 g of H;O. What is the empirical formula for the hydrocarbon? Insert subscripts as necessary. empirical formula: CH

Complete combustion of 3.40 g3.40 g of a hydrocarbon produced 10.9 g10.9 g of CO2CO2 and 3.89 g3.89 g of H2O.H2O. What is the empirical formula for the hydrocarbon? Insert subscripts as necessary. empirical formula:

Without using a calculator, which has the greater mass: One mole of carbon atoms or one mole of chlorine atoms? Explain your reasoning. What is the benefit of using moles when working with atoms and molecules in a lab setting? How does this relate to the concept of molarity?

When 5.00 g of methane, CH4 reacts with an excess of oxygen in a combustion reaction, water and carbon dioxide are produced. What quantity of H2O is produced?

When 5.555 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 17.43 grams of CO2 and 7.138 grams of H2O were produced.In a separate experiment, the molar mass of the compound was found to be 28.05 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon. Empirical formula= Molecular formula=

In a first expirement, a compound is analyzed and found to contain 85.63% C and 14.37% hydrogen by mass. Determine the empirical formula of the compound. In a separate expirement, the molar mass of the compound from the first expirement was found to be 42.081 g/mol. What is the molecule formula for the compound?

Please don't provide handwritten solution......

Mesitylene is a liquid hydrocarbon. Burning 0.795 g of the compound in oxygen gives 2.62 g of CO2 and 0.716 g of H2O. What is the empirical formula of mesitylene?

Write a balanced equation for the Alka Seltzer reaction where aqueous citric acid, H3C6H5O7, and aqueous sodium bicarbonate, NaHCO3, react and form aqueous sodium citrate, liquid water, and carbon dioxide gas.

Pure magnesium metal is often found as ribbons and can easily burn in the presence of oxygen. When 4.78 g of magnesium ribbon burns with 7.61 g of oxygen, a bright, white light and a white, powdery product are formed. Enter the balanced chemical equation for this reaction. Be sure to include all physical states. equation: What is the limiting reactant? охудen O magnesium The reaction goes to completion, but in the process of recovering the product, some of it was lost. The the percent yield for the reaction is 82.8%. How many grams of product are recovered? mass of product recovered: How many grams of the excess reactant remain? Assume the reaction goes to completion. mass of excess reactant: