4) if the percent yield for the following reaction is 65.0%, how many grams of KCIO3...
If the percent yield for the following reaction is 65.0%, how many grams of KClO3 are needed to produce 42.0 g of O2? 2 KClO3(s) → 2 KCl(s) + 3 O2(g)
If the percent yield for the following reaction is 65.0%, how many grams of KClO 3 are needed to produce 32.0 g of O 2? 2 KClO3(s) → 2 KCl(s) + 3 O2(g) 126 g 283 g 53.1 g 81.7 g
If the percent yield for the following reaction is 51.0%, how many grams of KClO3 are needed to produce 32.0 g of O2? 2. 2 KCIO3(s)2 KCI(s) + 3 O2(g)
Consider the following unbalanced reaction. Mg(s) + O2(g) → MgO(s) How many grams of O2 are needed to produce 142 g of MgO if the reaction has a 60.5% yield?
Chemistry 5. 70.0 grams of propane (c'He) were burned in 65.0 g. of o2 to yield carbon dioxide and water. a. How many grams of the excess reactant remained? b. If 44.5 g. of CO2 were collected, what was the yield?
3 Cl2 + 6 KOH 5 KC - KCIOS - 3H30 a. How many moles of Cly have to react to produce 15 x 10 moles of KCIO3? b. How many grams of KCl are produced from the complete reaction of 3.0 moles of KOH? c. How many moles of Cly have to react to produce 5.40 x 103 g of H20? d. How many molecules of KOH have to react to produce 1.5 moles of H20? e. How many...
2. If the percent yield for the following reaction is 75.0%, and 25.0 g of NO2 are consumed in the reaction, how many grams of nitric acid, HNO3(aq) are produced? 3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g) 4. A student prepared a stock solution by dissolving 15.0 g of KOH in enough water to make 150. mL of solution. The student then took 15.0 mL of the stock solution and diluted it with enough water to make water...
The percent yield for the reaction is 84.8%. How many grams of precipitate is recovered? precipitate recovered: How many grams of the excess reactant remain? excess reactant remaining: Question 23 of 24 > An aqueous solution containing 6.79 g of lead(II) nitrate is added to an aqueous solution containing 5.37 g of potassium chloride. Enter the balanced chemical equation for this reaction. Be sure to include all physical states. balanced chemical equation: What is the limiting reactant? O lead(II) nitrate...
question 4-5 should be indicated on the scantron. Answers in dicated on Exam will not be graded. 4.Use pencil for marking the answers on the scantron. 5. Apply significant figures as appropriate MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. AL 1) How many chloride ions are there in 7.50 mol of aluminum chloride? A1.35 1025 chloride lons 1) AIcl3 B) 3.00 chloride ions D) 4.52 1024 chloride lons C) 22.5 chloride lons...
Question 4 1 pts Given the decomposition reaction of KClO3(s), 2 KCIO3(s) 2 KCl(s) + 3 O2(8) If 19.6 L of oxygen gas (O2) are produced at 198 °C and 760 torr, answer all three parts below. 1) The number of moles of O2(g) produced → [Select ] 1.21 mol 385 mol 2) The number of moles of KCIO3(s) require 0.507 mol 917 mol problem is Select] 2(g) as stated in the 2) The grams of KCIO3(s) required to produced...