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1. (5 pts) Chlorine gas was first prepared in 1774 by the oxidation of NaCl with...
Question 74 O pts SLO QUESTIONS - Please try to answer this question by entering your...
Question 74 O pts SLO QUESTIONS - Please try to answer this question by entering your work and final answer manually. The points from this question will not be part of your Final Exam Grade! Chlorine gas was first prepared in 1774 by the oxidation of NaCl with MnO2: 2 NaCl(s)+2 H,SO.O+MnO,(s) → Naso ($)+Mnso,(s)+2H,0()+C1,(8) Assume that 2.71g of sodium chloride reacts at 27°C in a 597 ml vessel. Calculate the pressure (in mmHg) of chlorine gas exerted on the...
Sodium metal reacts with chlorine gas to form NaCl as shown here: 2Na(s) + Cl2(g) ->...
Sodium metal reacts with chlorine gas to form NaCl as shown here: 2Na(s) + Cl2(g) -> 2NaCl(s) If 3.06 L of chlorine gas at STP are completely reacted, how many grams of NaCl will be formed?
Chlorine gas can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric...
Chlorine gas can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid. How much MnO2 should be reacted with excess HCl to obtain 275 mL of chlorine gas at 5.0 °C and 650 mmHg? Equation: MnO2(s) + 4HCl(aq) => MnCl2(aq) + 2H2O(l) + Cl2(g) a. 0.0103 g b. 0.837 g c. 0.896 g d. 249 g e. 681 g
How many liters of chlorine gas at 25°C and 0.950 atm can be produced by the...
How many liters of chlorine gas at 25°C and 0.950 atm can be produced by the reaction of 12.0 g of MnO2 with excess HCl(aq) according to the following chemical equation? MnO2(s) + 4HCl(aq) →MnCl2(aq) + 2H2O(1) + Cl2(g) 3.09 L 0.282 0.138 L 5.36 * 10L 3.55L
Classwork: Ch. Gases Name 1. A sample of chlorine gas occupies a volume of 946 mL...
Classwork: Ch. Gases Name 1. A sample of chlorine gas occupies a volume of 946 mL at a pressure of 726 mmg What is the pressure of the gas (in mmHg) if the volume is reduced at constant temperature to 154 ml? 2. A sample of carbon monoxide gas occupies 3.20 L at 125°C. At what temperature will the gas occupy a volume of 154 Lif the pressure remains constant? 3. What is the volume (in liters) occupied by 49.8...
Problem 6: (Mass, Moles, Limiting Reactant, Yields: 15 points) Chlorine gas can be prepared in the...
Problem 6: (Mass, Moles, Limiting Reactant, Yields: 15 points) Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO2 (s) → _MnCl(aq) + 2 H2O(l) + Cl2(g) a. Balance the above equation (2.5 points) b. A sample of 39.5 g MnO2 is added to a solution containing 45.9 g HCl. Determine the limiting reactant (4 points). Circle your final answer (0.5 point). MnO2 is limiting HCI is limiting c....
1. 2. Chlorine can be prepared in the laboratory by the reaction of manganese dioxide with...
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Chlorine can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid, HCl(aq), as described by the chemical equation MnO2 (s) + 4 HCl(aq) →MnCl(aq) + 2 H, 0(1) + Cl (g) How much MnO, (s) should be added to excess HCl(aq) to obtain 155 mL CI, (g) at 25°C and 785 Torr? mass of Mno: 1.097 Use the van der Waals equation of state to calculate the pressure of 4.00 mol of Co,...
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV)...
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO,(s) —MnCl(aq) + 2 H2O(l) + Cl2(g) A sample of 42.1 g Mno, is added to a solution containing 42.1 g HCI. What is the limiting reactant? MnO2 OHCI What is the theoretical yield of CI,? theoretical yield: CI, If the yield of the reaction is 77.5%, what is the actual yield of chlorine? actual yield: g CI Dimethyl oxalate,...
Question 1 1 pts Calculate the mass of potassium chloride, KCI, (in grams) formed when 7.00 g of chlorine gas is allowe...
Question 1 1 pts Calculate the mass of potassium chloride, KCI, (in grams) formed when 7.00 g of chlorine gas is allowed to react with 5.00 g of potassium. (write the chemical reaction first) 7.36 7.38 14.7 4.77 9.53 Question 2 1 pts Carbon dioxide is produced in the following reaction: 5 H2C204(aq) + 2 KMnO4 (aq) + 3 H2SO4 (aq) → 10 CO2(g) + 2 MnSO4 (aq) + K2SO4 (aq) + 8 H20 (1) What is the limiting reagent...
Gas stoichiometry 1. Assume that 5.60 L of hydrogen gas at STP reacts with copper (II)oxide...
Gas stoichiometry 1. Assume that 5.60 L of hydrogen gas at STP reacts with copper (II)oxide according to the following balanced equation: CuO (s) + H2(g) → Cu (s) + H20 (9) a. How many moles of H2 react? b. How many moles of copper are produced? c. How many grams of copper are produced? Partial pressure: 1. What is the total pressure exerted by a mixture of 2.00 g of H2(g) and 8.00 g of N2(g) at 273 K...
Question 74 O pts SLO QUESTIONS - Please try to answer this question by entering your work and final answer manually. The points from this question will not be part of your Final Exam Grade! Chlorine gas was first prepared in 1774 by the oxidation of NaCl with MnO2: 2 NaCl(s)+2 H,SO.O+MnO,(s) → Naso ($)+Mnso,(s)+2H,0()+C1,(8) Assume that 2.71g of sodium chloride reacts at 27°C in a 597 ml vessel. Calculate the pressure (in mmHg) of chlorine gas exerted on the...
How many liters of chlorine gas at 25°C and 0.950 atm can be produced by the reaction of 12.0 g of MnO2 with excess HCl(aq) according to the following chemical equation? MnO2(s) + 4HCl(aq) →MnCl2(aq) + 2H2O(1) + Cl2(g) 3.09 L 0.282 0.138 L 5.36 * 10L 3.55L
Classwork: Ch. Gases Name 1. A sample of chlorine gas occupies a volume of 946 mL at a pressure of 726 mmg What is the pressure of the gas (in mmHg) if the volume is reduced at constant temperature to 154 ml? 2. A sample of carbon monoxide gas occupies 3.20 L at 125°C. At what temperature will the gas occupy a volume of 154 Lif the pressure remains constant? 3. What is the volume (in liters) occupied by 49.8...
Problem 6: (Mass, Moles, Limiting Reactant, Yields: 15 points) Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO2 (s) → _MnCl(aq) + 2 H2O(l) + Cl2(g) a. Balance the above equation (2.5 points) b. A sample of 39.5 g MnO2 is added to a solution containing 45.9 g HCl. Determine the limiting reactant (4 points). Circle your final answer (0.5 point). MnO2 is limiting HCI is limiting c....
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Chlorine can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid, HCl(aq), as described by the chemical equation MnO2 (s) + 4 HCl(aq) →MnCl(aq) + 2 H, 0(1) + Cl (g) How much MnO, (s) should be added to excess HCl(aq) to obtain 155 mL CI, (g) at 25°C and 785 Torr? mass of Mno: 1.097 Use the van der Waals equation of state to calculate the pressure of 4.00 mol of Co,...
Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(IV) oxide. 4 HCl(aq) + MnO,(s) —MnCl(aq) + 2 H2O(l) + Cl2(g) A sample of 42.1 g Mno, is added to a solution containing 42.1 g HCI. What is the limiting reactant? MnO2 OHCI What is the theoretical yield of CI,? theoretical yield: CI, If the yield of the reaction is 77.5%, what is the actual yield of chlorine? actual yield: g CI Dimethyl oxalate,...
Question 1 1 pts Calculate the mass of potassium chloride, KCI, (in grams) formed when 7.00 g of chlorine gas is allowed to react with 5.00 g of potassium. (write the chemical reaction first) 7.36 7.38 14.7 4.77 9.53 Question 2 1 pts Carbon dioxide is produced in the following reaction: 5 H2C204(aq) + 2 KMnO4 (aq) + 3 H2SO4 (aq) → 10 CO2(g) + 2 MnSO4 (aq) + K2SO4 (aq) + 8 H20 (1) What is the limiting reagent...
Gas stoichiometry 1. Assume that 5.60 L of hydrogen gas at STP reacts with copper (II)oxide according to the following balanced equation: CuO (s) + H2(g) → Cu (s) + H20 (9) a. How many moles of H2 react? b. How many moles of copper are produced? c. How many grams of copper are produced? Partial pressure: 1. What is the total pressure exerted by a mixture of 2.00 g of H2(g) and 8.00 g of N2(g) at 273 K...
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