Be + 2 HCl → BeCl2 + H2 My theoretical yield of beryllium chloride was 10.7 grams. If my actual yield was 4.5 grams, what was my percent yield?

Q: 2) A chemist student found out that the theorical yield of NH; on the reaction: Mg;N2 + 6 H20 – 2…

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Q: The theoretical yield of NaClO2 when the reaction below was performed in the laboratory, was 13.45…

A: The question is based on the concept of reaction calculations. we have to determine percentage yield…

Q: The theoretical yield of Mg(OH)2 when the reaction below was performed in the laboratory, was 5.45…

A: The theoretical yield of magnesium hydroxide is less than what was actually expected. This can be…

Q: The following reaction can be used to convert carbon dioxide to oxygen gas. 4 KO2 (s) + 2 CO:(g) → 2…

A: Given : Theoretical yield of O2 = 0.313 g Percent yield of reaction = 83.4 %

Q: You need to plan an experiment for the reaction of sodium carbonate with hydrochloric acid according…

A: Given Mass of Na2CO3 = 1.47 g It is given that HCl is in excess so Na2CO3 will be the limiting…

Q: 2 NO(g) + O2 (g) –2 NO2(g) What is the limiting reactant? O. Neither are excess reactants. Ob O2 NO…

A: Limiting Reactant : When reaction get complete, the one reactant out of all reactant that get…

Q: Silver metal is recovered during the reduction of silver nitrate: Cu(s) + 2 AgNO3(aq) → 2 Ag(s) +…

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Q: À reaction has a theoretical yield of 16.5 g, but the percent yield is 80.1%. The actual yield is…

A: Given: Theoretical yield = 16.5 g. Percent yield = 80.1%. We have to find the actual yield of the…

Q: For the following reaction, 44.0 grams of carbon dioxide are allowed to react with 224 grams of…

A: We have to find the limiting reagent and amount of excess reagent left.

Q: The actual yield is 4.951 What is the percentage yield of the reaction ?

A: Percent yield is the percent amount of product actually formed with reference to that of theoretical…

Q: A 7.50 g sample of hydrogen peroxide decomposes according to the reaction b 2 H2O2(aq) - 2 H20(1) +…

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Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

A: Limiting reagent:A limiting reactant is a reactant that is completely converted to products. Once…

Q: 4 KO₂ (s) + 2 CO₂(g) → 2 K₂CO₃(s) + 3 O₂(g) The theoretical yield for the reaction is 0.319 g O₂.…

A: Theoritical yield of reaction = 0.319 g percent yield of reaction =  83.4%   We know , Percent yield…

Q: When hydrobromic acid reacts with chlorine, bromine and hydrochloric acid are obtained: 2 HBr (aq) +…

A: We have to calculate the theoretical yield and percentage yield.

Q: Aspirin can be prepared from salicylic acid (C7H6O3 ), which has a molar mass of 138.12 g/mol, and…

A: Reaction equation: C7H6O3 + C4H6O3  →                           C9H8O4 + C2H3O2Mass of Salicylic…

Q: chlorate

A: 2KClO3(s) -------> 2KCl(s) + 3O2(g)  Molar mass of KClO3 and O2 are 122.55gmol-1 and 32gmol-1…

Q: Determine the theoretical yield of alum (KAl(SO4)2·12 H2O), in units of g, if a student starts with…

A: The balanced reaction for the formation of alum can be expressed as,                    2 Al (s) + 2…

Q: Given the following reaction: 2 Al + 2 KOH + 4 H2SO4 + 22 H20 --> 3 H2 + 2KAI(SO)2•12H20 If you…

A: Aluminium in presence of KOH and sulfuric acid produces an alum.  Here Al is the limiting reagent…

Q: Hydrogen cyanide, a highly toxic compound, is made by the following reaction: 2 CH4(g) + 2 NH3(g) +…

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Q: I have a balanced equation of 2Al + 3 CuCl2=2AlCl3 + 3Cu 2.80g copper (II) chloride and 0.400g…

A: Moles of Al = mass  / atomic mass = 0.4 / 27 = 0.0148  moles of CuCl2  = mass / molar mass of CuCl2…

Q: 3 FeS2   +  11 O2   →  Fe3O4   +  6 SO3 100 g of iron sulfide was reacted with excess oxygen,…

A: The amount of product formation will take place according to limiting reagent. In the given case,…

Q: A sample of calcium metal of mass 2.0 g reacts with excess oxygen. Ca + O2 → CaO You get 2.06 g of…

A: Given Mass of Ca = 2 g actual yield of CaO = 2.06 g

Q: Calcium carbonate is heated. Calcium oxide and carbon dioxide gas are formed. The equation for the…

A: 225 kg of Calcium carbonate is heated until it decomposes completly to CaO and CO2. Yield of CaO =…

Q: Diethyl ether is made from ethanol according to the following reaction: 2C,H;OH(e): → (C,H;),O(t) +…

A: Given reaction is formation of diethyl ether from ethanol. Mass of ethanol 517 g Experimental yield…

Q: 3) Be + 2 HCI > BeCl2 + H2 My theoretical yield of beryllium chloride was 10.7 grams. If my actual…

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Q: A sample of baking soda, NaHCO3, is decomposed while releasing steam and carbon dioxide gas as…

A: When one compound is thermally or photochemically breaking into two or more  compound then reaction…

Q: 13. Consider the following reaction. CaCl2(aq) + 2AGNO3(aq) 2A9C((s) + Ca(NO3)2(aq) Suppose that you…

A: Given data/information Reaction :      CaCl2 (aq) + 2 AgNO3 (aq) → 2 AgCl(s) + Ca(NO3)2 (aq)…

Q: If the theoretical yield of the following reaction is 3.43g of MgO and the actual yield is 2.48g of…

A: Given, Theoretical yield = 3.43 g Actual yield = 2.48 g % yield = ?

Q: 4) If the actual yield of Cu is the result of the reaction of 8 x 10 mol of CuSO4 with a offer…

A: Given actual yield of Cu = 6 x 10-5 mole Moles of CuSO4 = 8 x 10-5 mole  Given equation is : CuSO4 +…

Q: The Hall process for the production of aluminum involves the reaction of aluminum oxide with…

A: Given, The reaction is →      Al2O3+3C→2Al+3CO      mAl2O3=1.65×106 g      mC=1.50×106 g

Q: The Hall process for the production of aluminum involves the reaction of aluminum oxide with…

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Q: In a laboratory experiment, a student combined magnesium chloride with sodium hydroxide to produce…

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Q: C4 H10 O3 + ? O2 → 10- Assume that this reaction is a complete reaction. What can be the coefficient…

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Q: Consider the reaction: Bry(g) + 3F2(g) - 2BRF3(g) Calculate the theoretical yield (in grams) for…

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Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

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Q: ulu ul 1J78. HUw many grams of water did I make? 4. Be + 2 HCI → BeCl2 + H2 My theoretical yield of…

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Q: Based on the balanced reaction: 2 NO + 5 H2→ 2 NH3 + 2 H2O what is the theoretical yield (in grams)…

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Q: P4(s) + 6Cl2(g) → 4PCl3(l) Given an initial mass of 19.14 g P4, an excess of Cl2, and assuming that…

A: Given-> Weight of P4 = 19.14 gm

Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

A: Given:4HCl(aq)+MnO2(s)⟶MnCl2(aq)+2H2O(l)+Cl2(g)

Q: In preparing a paint pigment of chrome yellow, PbCrO4, student used 6.94 of Pb(NO 3 ) 2 and K 2 CrO…

A: The chemical reaction between lead nitrate and K2CrO4 is shown below and the theoretical yield for…

Q: estion 33 In a chemical equation, ASF3 + CCl4 - AsCl3 + CCl2F2, the theoretical yield of CCI2F2 was…

A: The given chemical reaction is: AsF3 + CCl4 → AsCl3 + CCl2F2 The given information is: Theoretical…

Q: A reaction has a theoretical yield of 45.8 g. When the reaction is carried out, 37.2 g of the…

A: In a chemical reaction, yield is the estimation of the amount of the resultant compound synthesized.…

Q: If 0.0916 g P406 is mixed with O.113 g H2O, what is the theoretical yield? P406+6H20 → 4H3 PO 3…

A: Given balanced reaction is :  P4O6 + 6H2O --------> 4H3PO3  Mass of P4O6 = 0.0916 g  Mass of H2O…

Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with…

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Q: If only 1.6 grams of Silver were obtained, what was the % yield?

A: Before doing the question, one has to know what is yield. yield is the percentage ratio of the…

Q: Be + 2 HCI → BeCl2 + H2 My theoretical yield of beryllium chloride was 10.7 grams. If my actual…

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Q: CaO(s) + 2 NH, Cl(s) → 2 NH3 (g) + H2O(g) + CaCl2 (s) If 485 g of CaO and 970. g of NH, Cl are…

A: The mathematical expression to calculate the percent yield: % yield=Actual yieldTheoretical…

Q: Ammonia, NH3, can be synthesized by this reaction: 2 NO(g) + 5 H2 (g) ----------→ 2 NH3 (g) + 2 H2O…

A: The balanced reaction taking place is given as, => 2 NO (g) + 5 H2 (g) ---------> 2 NH3 (g) +…

Q: 2 NaCl + 2 H2O ⟶ 2 NaOH + H2 + Cl2 If 2345 g of NaCl are reacted completely in the following…

A: Here we are given the reaction -  2 NaCl + 2 H2O ⟶ 2 NaOH + H2 + Cl2 Mass of NaCl = 2345 g  Moles =…

Q: 6 Br2 (l) + P4 (s) → 4 PBr3 (l)   (a) How many moles of phosphorus are needed to react completely…

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