Homework Answers
37.4 g of O2 by itself would form 42.1 g H2O
44.7 g of H2S by itself would form 23.6 g H2O
Since H2S form less amount of H2O, H2S is limiting reagent.
So,
Theoretical yield of H2S = 23.6 g
Now use:
% yield = actual yield * 100 / theoretical yield
= 15.8 * 100 / 23.6
= 66.9 %
Answer: 66.9 %
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Assume the following reaction was completed in the laboratory: 40,(9) + 8 H,S(g) →S,(s) + 8...
Please answer with explanation. akf1.amp The percent yield is calculated as follows: Actual yield Theoretical yield...
Please answer with explanation.
akf1.amp The percent yield is calculated as follows: Actual yield Theoretical yield Percent yield (%) - The theoretical yield is the mass of product theoretically created as determined by the stoichiometry calculations The actual yield is the mass of product actually created in the lab when the experiment is performed. Assume the following reaction was completed in the laboratory: 6 Na(s)+ N(g)- 2 Na,N(s) 75 g of sodium, Na, reacted with 45 g of nitrogen, N,...
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Question 7 of 24 > Gaseous hydrogen and oxygen can be prepared in the laboratory from the decomposition of gaseous water. The equation for the reaction is 2H,0(g) — 2H,(8) + O2(g) Calculate how many grams of O2(g) can be produced from 61.9 g H,O(g). mass: go,
Laboratory Date - Name Section Experiment 9-Pre-lab Questions 1. Balance the following reactions Fe(s) +_ _0.6)...
Laboratory Date - Name Section Experiment 9-Pre-lab Questions 1. Balance the following reactions Fe(s) +_ _0.6) F0,0,00 CH, +_ _068) C0,68) +- H,01 NH, 8) + _0.) → NO(g) + H.0(g) C,H,OH() +0.18) H,018) in aluminum (Al) powder, which burns in oxygen (0.) to produce a 2. Toy sparklers often contain aluminum (Al) wide (ALO.) and gives of a bright white light. The balanced reaction is num 4 Al(s) + 30,() +2 A1,0,0) only 2 moles of Al are available...
Laboratory Manual for Decomposing Bong Soda 3. Potassium chlorate is heated to give potassium chloride and...
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(1) _ Fe(s) + _ H20(g) Ⓡ_ Fe;0) + H () (B) __CH_(g) + _029) Ⓡ_CO2(g)...
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Please answer with explanation.
akf1.amp The percent yield is calculated as follows: Actual yield Theoretical yield Percent yield (%) - The theoretical yield is the mass of product theoretically created as determined by the stoichiometry calculations The actual yield is the mass of product actually created in the lab when the experiment is performed. Assume the following reaction was completed in the laboratory: 6 Na(s)+ N(g)- 2 Na,N(s) 75 g of sodium, Na, reacted with 45 g of nitrogen, N,...
The following thermochemical equation is for the reaction of ammonium nitrate(s) to form dinitrogen monoxide(g) and water(g) NH,NO3() N2O(g) + 2H2O(g) AH = -35.9 kJ How many grams of NH NO,(s) would have to react to produce 12.1 kJ of energy? grams The following thermochemical equation is for the reaction of hydrogen sulfide(g) with oxygen(g) to form water(g) and sulfur dioxide(g). 2H2S(g) + 302(g)—2H2O(g) + 2802(8) AH=-1.04x109 kJ When 9.64 grams of hydrogen sulfide(g) react with excess oxygen(g), -588.8 kJ...
Identity limiting reactants (maximum product method). Consider the reaction of sodium sulfide with oxygen and water 2Na2S (aq) +20,($)+H.0(1) Na,5,0, (aq) + 2NaOH(aq) Determine the limiting reactant in a mixture containing 195 g of Nays, 72.0 g of O, and 25.0 g of H.O. Calculate the maximum maut (in gram) of sodium thiosulfate Na 5,0%, that can be produced in the reaction The limiting reactant is: 02 Nays но Amount of Na,s,o, formed
Question 7 of 24 > Gaseous hydrogen and oxygen can be prepared in the laboratory from the decomposition of gaseous water. The equation for the reaction is 2H,0(g) — 2H,(8) + O2(g) Calculate how many grams of O2(g) can be produced from 61.9 g H,O(g). mass: go,
Laboratory Date - Name Section Experiment 9-Pre-lab Questions 1. Balance the following reactions Fe(s) +_ _0.6) F0,0,00 CH, +_ _068) C0,68) +- H,01 NH, 8) + _0.) → NO(g) + H.0(g) C,H,OH() +0.18) H,018) in aluminum (Al) powder, which burns in oxygen (0.) to produce a 2. Toy sparklers often contain aluminum (Al) wide (ALO.) and gives of a bright white light. The balanced reaction is num 4 Al(s) + 30,() +2 A1,0,0) only 2 moles of Al are available...
Laboratory Manual for Decomposing Bong Soda 3. Potassium chlorate is heated to give potassium chloride and o pen as Ira 1.115-g sample of potassium chlorate is decomposed, how many milliliters of oxygen gas is released at STP 2 KCIO36) 2 KCK) - 30%) 4. Potassium metal reacts with water to give potassium hydroxide and hydrogen gas. If 75.5 mL of hydrogen gas is produced at STP, what is the mass of potassium metal that reacted? 2 KO) + 2 H206...
(1) _ Fe(s) + _ H20(g) Ⓡ_ Fe;0) + H () (B) __CH_(g) + _029) Ⓡ_CO2(g) + _H2O(g) (C)_KCIO, (s) ® KCI (s) + 0,(g) __CH4 (1) +_02(g) __CO2(g) + _H,0 (g) (@_CH_03 (1) + ___0,(9) ®__(9) + ___H_0 (1) (1) _NaN; (5) ®___ Na (s) + ___N. (9) (G) C,HN,O, ®_CO + N + H+O+ O, 2. Write and Balance the equations: (A) Aqueous calcium hydroxide reacts with aqueous sodium carbonate to produce solid calcium carbonate and aqueous sodium...
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