(3)0L+ (3) →4CO,(g) + 6 H,0(g) noles of CO, are produced when 5.10 mol of ethane is burned in an excess of oxyg

How many moles of ammonia would be required to react exactly with 0.468 moles of copper () oxide in the following chemical reaction ? 2NH 3 (g)+3 CuO(s) 3 Cu(s)+N 2 (g)+3; H_{2}*O * (g)

22.0 g of CO​​2 gas and 9.01 g of H​​2O gas are formed from combustion of an unknown hydrocarbon (containing only hydrogen and carbon) in the presence of O​​2 gas. The molar mass of the gas is 84.2 g/mol. What is its molecular formula?

· a) 10.0 g b) 11.6 g c) 6.94 g d) 8.72 g e) 5.02 g What is the percent yield for a process in which 10.4 g CH3OH reacts and 10.1 g CO₂ forms according to the following equation? inoltation 2CH₂OH()+30₂(g) a) 97.1% b) 70.7% c) 52.1% 2CO2(g) + 4H₂O(1) d) 103% e) 37.9% How any moles of NH, can be produced by the

Please answer clear handwriting.

Consider the reaction 3X + 2Y – 5C + 4D With excess Y, how many moles of X are needed to produce 27.00 moles of D?

How many moles of oxygen will be needed to react with 0.38 mol of propane (C3H8) when propane is burned?

Name: NetID: 14. The following reaction occurs and 9.81 x 10 CO, molecules are produced. CH12O6(s) +O2(g) CO2(g) + H2O(!) How many more kilograms of O2, with respect to C,H12O6, is required for this amount of product to be made? 99 COH12 0u + 60z- OCOz + H20 A: 0.32 9.81x 1025 mol CO2 83 Chemistry I © 2020 F'20/S'21 WORKSHEET 4

Ethanol (C₂H₆O) is combusted in air according to the following reaction: C₂H₆O(l) + O₂(g) → CO₂(g) + H₂O(l) How many grams of water would be produced by the complete combustion of 6.45 moles of ethanol in the presence of excess oxygen?