LiOH + KCl ===> LiCl + KOH   A scientist began this reaction with 20. grams of lithium hydroxide and an excess of KCl. The reaction produced 6.0 grams of lithium chloride. What is the percent yield?   Remember to consider significant figures where appropriate. When inputting your answer, include one space and then the "%" sign. Do not put your answer in scientific notation.

Q: The balanced equation for the combustion of butane, CAH10, is shown below. For your convenience, the…

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Q: Show your complete solution and express your final answer in two decimal places. In a laboratory, a…

A: Given that, Aluminum reacts with Oxygen to give aluminum oxide. The chemical reaction that represent…

Q: Based on a stoichiometric calculation, a student have produced 8.81 g of CuCl2 in his laboratory…

A: Percent yield = (Actual yield)/Theoretical yield x 100   According to reaction stoichiometry ratio…

Q: calcium metal reacts with lead(IV) nitrate in a single displacement reaction. 2.00 g of calcium…

A: Calcium metal reacts with lead(IV) nitrate in a single displacement reaction : 2Ca + Pb(NO3)4 → Pb +…

Q: An experiment using the reaction below produces 23.26 grams of chlorine gas (Cl2). What mass of HF…

A: Given that : Mass of chlorine gas produced = 23.26 g The molar mass of chlorine gas is 70.91 g/mol.…

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Q: Liquid octane (CH;(CH,) CH;) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide…

A: Given: mass of octane=10.3 gmass of oxygen=69.8 g To find: Theoretical yield of water

Q: In the balanced chemical equation for the combustion of C7H16(g), indicate the coefficient on each…

A: Hydrocarbon on combustion in air(oxygen) produces carbon dioxide, water and energy.

Q: Gaseous butane (CH3(CH,) CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

A: The molecular formula of butane is C4H10. Hence the combustion reaction for butane can be written as…

Q: In a lab, a scientist calculated that he should produce 12.3 grams of product in his experiment.…

A: % yield = {theoretical mass/actual mass}×100

Q: Gaseous methane CH4 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2 and…

A: Mass of CH4 = 0.32 grams Mass of O2 = 0.69 grams Balanced chemical equation of methane reaction with…

Q: If the reaction below produces 3.82 gram of barium sulfate and the theoretical yield is 4.15 grams,…

A: Given Chemical Reaction :: Ba(NO3)2 (aq) + CuSO4 (aq) --> Cu(NO3)2 (aq) + BaSO4 (s)

Q: 1. Express the number 206,00 in scientific notation. a) 2.06 x 10°, b) 2.006 x10“, c) 20.6 x 10* 2.…

A: 1)The number 206,00 in scientific notation: 206,00= 2.06×104 104=10,000 Option A is the correct…

Q: Sulfur and fluorine react in a combination reaction to produce sulfur hexafluoride: S (s) + 3F2 (g)…

A: Theoretical yield :- The amount of product formed as per balanced chemical equation is called…

Q: The reaction of aluminum with chlorine gas is shown. 2 Al + 3 Cl, → 2 AICI, Based on this equation,…

A: This question can be solved by checking the stoichiometry of the reactants and products. 2Al + 3Cl2…

Q: Consider the unbalanced chemical equation given below:              Fe(NO3)2 + Na2SO4 --> FeSO4 +…

A: Concept: First of all, we calculate the stoichiometry amount of the reactants and the products and…

Q: hydrogen bromide (HBr).   If 7 moles of hydrogen gas are mixed with 5 moles of bromine gas, how…

A: Given the reaction between hydrogen gas and bromine gas to form gaseous hydrogen bromide (HBr).…

Q: Gaseous methane CH4 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2 and…

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Q: A 3.82-g sample of magnesium nitride is reacted with 7.73 g of water.…

A: The balanced reaction taking place is given as, => Mg3N2 + 3 H2O → 2 NH3 + 3 MgO Given: Mass of…

Q: Mr. Ragusa asks Hannah to make copper crystals from the following reaction. Cu(NO3)2 + 2Na -->…

A: Here we are required to find the percent yield of the experiment

Q: Consider the following data. Determine the percent yield of copper. mass copper turning (g) 0.6929…

A: This can be calculated by using the following formula, Percent Yield = (Actual yield/Theoreticial…

Q: Liquid octane (CH3(CH,) CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

A: Given :-  Mass of Octane, (CH3(CH2)6CH3) (C8H18) = 9.14 g  Mass of Oxygen gas, O2 = 45.4 g  Mass of…

Q: Gaseous methane  CH4  reacts with gaseous oxygen gas  O2  to produce gaseous carbon dioxide  CO2…

A: Given data : 1. Mass of methane = 15.7 g 2. Mass of  oxygen gas = 89.7 g  Balance Chemical reaction…

Q: For the equation below, if you start with 310 ml of NaCl (2.16 g/ml), how many molecules of PBr3 do…

A: Given: The volume of  NaCl is 310 mL. The concentration NaCl solution is 2.16 g/mL. Introduction:…

Q: For the following reaction, 4.52 grams of carbon (graphite) are allowed to react with 16.3 grams of…

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Q: Ocean water is 3.5 % NaCI by mass. How much NaCl will be obtained from a 266 mL sample of sea water…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: Gaseous butane (CH(CH, CH reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

A: First we have to find out the limiting agent

Q: Liquid hexane (CH;(CH,) CH; ) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide…

A: Limiting reagent are those reactant which are present in lesser quantity and will be exhausted first…

Q: Which of the following statement is correct about theoretical and percent yields? Select an answer…

A: Given statements are - a. A percent yield is always smaller than a theoretical yield. b. A…

Q: what mass of salicylic acid (in grams, correct to the nearest unit)

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Q: Consider the balanced chemical reaction below. If 24.3 g of iron is produced when 50.0 g of…

A: Molar mass of Fe2O3 =(56×2+16×3) g/mol                                        = 160  g/molMolar mass…

Q: 6. While investigating mole ratios, a group of students collected data for the following chemical…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Gaseous ethane (CH,CH,) reacts with gaseous oxygen gas to produce gaseous carbon dioxide (Co,) and…

A: Mass of ethane = 24.7 g  Mass of oxygen gas = 80.8 g  Theoretical yield of water (in g) = ?

Q: How many grams of silver nitrate must react to give 1.00g of Ag?…

A: To solve this problem we have to use the balanced chemical equation .

Q: How many grams of lithium nitrate will be needed to make 200.0 grams of lithium sulfate, assuming…

A: Given: Mass of lithium sulfate = 200.0 g Known: Molar mass of lithium sulfate = 109.94 g/mol Molar…

Q: A student weighs out 2.082 g salicylic acid. This reacts with an excess amount of acetic anhydride.…

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Q: A student begins an experiment with 0.4648 g sample of aluminum can. At the start of week 2 the…

A: Given: Mass of aluminium = 0.4648 g. And the mass of potassium alum KAl(SO4)2•12H2O produced…

Q: Liquid hexane (CH; (CH;)¸CH;). reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

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Q: Platinum is a precious metal that is used as a catalyst for many important industrial reactions.…

A: Platinum(IV) bromide, PtBr4 is completely dissociated in water to form 1 Pt4+(aq). Since Pt4+(aq)…

Q: 2 Al + 3 Cl, → 2 AICI, Based on this equation, how many molecules of chlorine gas are needed to…

A:

Q: 29. For items 29 - 32, please refer to the following chemical equation:CuCi2 + 2 NaNO3 - Cu(NO3)2 -…

A: Consider the given information is as follows; Reaction:      CuCl2     +  2 NaNO3   →    CuNO32   +…

Q: 1) The Law of Conservation of Mass states that the total mass, in an open system, does not change as…

A: The law of conservation of mass states that for any system closed to all transfers of matter and…

Q: Consider the chemical reaction :  2 Na3PO4 + 3 CaCl2 → Ca3(PO4)2 + 6 NaCl, if the theoretical yield…

A: We have theoretical yield for a reaction as 5.7 grams ,percent yield as 51, we have to calculate the…

Q: A mass of 5.4g of aluminum is reacted with excess copper(II) chloride as shown in the reaction in…

A: 2moles Al produce 3 mole of copper Atomic mass of Al=27 and Cu =63.5 2 x 27 g of Al produce 3x63.5g…

Q: Using the following equation: Pb(SO4)2 + 4LINO3 --> Pb(NO3)4 + 2Lİ2SO4 How many grams of lithium…

A: number of moles =given massmotor masshere, given mass of Li2 SO4 = 250.0 g  motor mass of  Li2…

Q: How many grams of H20 are formed when 88.1 g of Si2H6 reacts with excess O2 in the following…

A: According to Balanced reaction - 2 mol silane reacts with 7 mol oxygen to produce 6 mol water.

Q: Consider the chemical equation for the combustion of ammonia: 4NH;(g) + 70,(g) – 4NO,(g) + 6H,0(g)…

A: In general, a chemical equation is written in the symbolic form of the compound involved in a…

Q: Gaseous ethane (CH;CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,)…

A: Given Data :  1. Mass of ethane = 0.90 g  2 . Mass of oxygen gas = 2.7 g  Molar mass of ethane =…

Q: Liquid octane  CH3CH26CH3  reacts with gaseous oxygen gas  O2  to produce gaseous carbon dioxide…

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Q: A student takes 53.12 grams of Fe and mixes it with 37.12 grams of S – then they heat the mixture to…

A: Given :-  mass of Fe = 53.12 g  mass of S = 37.12 g  To identify :-  The limiting reactant