When 3.00 g of C6H14(l) is burned in the presence of 10.00 g O2(g), 3.65 g of H2O(l) is formed. What is the %yield? (Give your answer as a percentage to 1 decimal place. Do not enter the % sign since it is already given.)
When 3.00 g of C6H14(l) is burned in the presence of 10.00 g O2(g), 3.65 g...
When methanol, CH3OH , is burned in the presence of oxygen gas, O2 , a large amount of heat energy is released. For this reason, it is often used as a fuel in high performance racing cars. The combustion of methanol has the balanced, thermochemical equation CH3OH ( g ) + 3/2 O2 ( g ) ⟶ CO2 ( g ) + 2H2O ( l ) Δ H = − 764 kJ How much methanol, in grams, must be burned...
Question 1 0.5 When table sugar is burned in presence of oxygen, carbon dioxide and water vapor are produced according to the unbalanced chemical equation: C12H22011(s) + 02(9) - CO2(g) + H2O(g) How many moles of oxygen are required to react completely with 2.70 mol of sugar? 47 O 32.4 - 65 2.70 O None of these Question 2 0.5 pts Consider the reaction of magnesium metal with hydrochloric acid to produce magnesium chloride and hydrogen gas. If 3.65 mol...
When methanol, CH3OH, is burned in the presence of oxygen gas, O2, a large amount of heat energy is released. For this reason, it is often used as a fuel in high performance racing cars. The combustion of methanol has the balanced, thermochemical equation CH3OH(g)+32O2(g)⟶CO2(g)+2H2O(l)Δ?=−764 kJ How much methanol, in grams, must be burned to produce 807 kJ of heat? mass in grams:
How much heat is absorbed/released when 30.00 g of NH3(g) reacts in the presence of excess O2(g) to produce NO(g) and H2O(l) according to the following chemical equation? 4 NH3(g) + 5 O2(g) ? 4 NO(g) + 6 H2O(l) ?H° = 1168 kJ
How much heat is absorbed/released when 20.00 g of NH3(g) reacts in the presence of excess O2 (g) to produce NO (g) and H2O (l) according to the following chemical equation? 4NH3 (g) + 5O2 (g) ---> 4NO (g) +6H2O (l) Δ H: +1168 kJ a. 342.9 kJ of heat are absorbed. b. 342.9 kJ of heat are released. c. 1372 kJ of heat are absorbed. d. 1372 kJ of heat are released. Please explain your answer.
Question When 10.00 g of magneslum are burned, 16.58 g of magnesium oxide are produced. What mass of oxygen gas must have reacted? Provide your answer below FEEDBACKMORE INSTRUCTION SUBMIT
1. 16.50 g of glucose, C6H12O6 was burned in the presence of excess oxygen, calculate the volume of CO2(g) that is produced at STP? C6H12O6(s) + 602(g) + 6CO2(g) + 6H2O(g) 2. What volume of 0.250 M HCl is required to completely react with 0.350 g of Na2CO3? Na2CO3(s) + 2HCl(aq) + 2NaCl(aq) + H2O(l) + CO2(g) 3. Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide. What volume of CO2 will be collected at 950...
Consider the unbalanced equation for the following reaction: O2(g) + C6H5COOH(aq) → CO2(g) + H2O(l) If 54.0 grams of C6H5COOH(aq) reacts with an excess of O2(g) and 103. grams of CO2(g) is formed, determine the percent yield of CO2(g). (the answer is 76.0%, I want to know the process)
When 20.00 moles of H2(g) reacts with 10.00 mol of O2(g) to form 20.00 mol of H2O(l) at 25°C and a constant pressure of 1.00 atm. If 1366 kJ of heat are released during this reaction, and PΔV is equal to -74.00 kJ, then ΔH° = -1366 kJ and ΔE° = -1292 kJ.ΔH° = +1366 kJ and ΔE° = +1440 kJ.ΔH° = -1366 kJ and ΔE° = -1440 kJ.ΔH° = +1366 kJ and ΔE° = +1292 kJ.
Consider the reaction between HCl and O2: 4HCl(g)+O2(g)→2H2O(l)+2Cl2(g) When 63.1 gof HCl are allowed to react with 17.2 g of O2, 56.3 g of Cl2are collected. Part A: Determine the limiting reactant for the reaction. Express your answer as a chemical formula. Part B: Determine the theoretical yield of Cl2 for the reaction. Part C: Determine the percent yield for the reaction.