Purification of copper from ore comes from a single replacement reaction after the copper ore has been turned into an ionic copper salt. If the copper (II) sulfate solution is mixed with aluminum metal, the pure copper can be recovered. CuSO4 + Al -> Al2(SO4)3 + Cu How many grams of copper would you expect to be collected when 25.3 g of aluminum is added to 285 L of 0.35 M solution of copper(II) sulfate

Q: Ammonia reacts with hydrogen chloride in the gas phase to produce the lonic oompound ammonium…

A: The percent yield of the ammonium chloride in the given reaction is to be determined.

Q: Indicate the concentration of each ion present in the following solutions: a) 0.35 M NaOH b) 0.55 M…

A:

Q: 4. How many grams of ethylene glycol (C2H602) must be added to 1.00 kg of water to produce a…

A: Mass of water, mW = 1.0 kg Final temperature of the solid solution, Tf = -5.0°C

Q: In a coffee cup calorimeter, a student places 0.390 g of calcium, followed by addition of 50.0 mL of…

A: Given that: Mass of calcium, Ca= 0.390 g Molar mass of Ca= 40 g/mol Hence, Moles of Ca= massmolar…

Q: When Ca(OH)2 is dissolved in water, it is known that the enthalpy of solution (AHsoln) is -16.2…

A: Given data: Enthalpy of solution = -16.2 kJ/mol Mass of calcium hydroxide = 54 g Volume of water =…

Q: Example 4.2. HNO, and 8 wt% water, by mixing You are asked to make 1,000 kg of the mixed acid…

A:

Q: Q5/ Find the number of milliliters of a solution which contains 0.2000 mole BaCl, in 500 ml solution…

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Q: 1000 kg of a solution of citric acid (C6H8O7)and water contains 5% acid and 95 % water. Citric Acid…

A: Given Find a.Weight of the benzene used in this operation b. Weight of the benzene layer

Q: 7.2 g of unknown alkane (CnH2n+2) is completely reacted with excess oxygen (32.8 g) in an oxidizer.…

A: given = mass of O2 = 32.8 g % of O2 = (100-54.1-29.5) = 16,4% (on mass basis) hence the mass of O2…

Q: Name the reagent if any, that you would add to aq solution of iron (III) chloride to precipitate.…

A: 1 )The precipitation of iron (III) hydroxide occurs when an aqueous solution of iron (III) chloride…

Q:

A: Given: Weight of HA = 1.90 g Volume of Ca(OH)2 =  38.6 mL Cocentration of Ca(OH)2 = 0.253 M

Q: The Ksp of calcium fluoride (CaF2) for the reaction: CaF2(s) =Ca2+ (ag) + 2E°(aglis

A:

Q: For the reaction shown, calculate how many grams of oxygen form when each quantity of reactant…

A: When a chemical reaction occurs, there is a characteristic change in enthalpy. The enthalpy change…

Q: 2. (. Ethylene oxide (C₂H4O) is a high-volume chemical intermediate that is used in the manufacture…

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Q: For the following reaction, 4.81 grams of barium hydroxide are mixed with excess sulfuric acid. The…

A:

Q: Write a balance ionic equation to represent the oxidation of 1odide (1') by permanganate ion (MnO4')…

A: Reaction is oxidation of iodide (I-) by permanganate ion in basic solution to yield molecular iodine…

Q: Consider the following reaction Mg(s) + Ca(OH)2 (aq) → Ca (s) + Mg(OH)2 (aq) a) [t] What type of…

A:

Q: For the following reaction, 3.63 grams of sulfuric acid are mixed with excess zinc hydroxide. The…

A: Balance reaction  H2SO4 (aq)+ Zn(OH)2 (s)   ->   ZnSO4 (aq) + 2HCl (l) molecular weight of H2SO4…

Q: The dye "Smoky Red" (SR) also reacts with NaOH(aq). You are in the lab and perform the following…

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Q: Calculate the percent ionization of propionic acid 1C2H5COOH2 in solutions of each of the following…

A: The percent ionization of the propionic acid is to be calculated for the given concentration.

Q: A solution contains 0.1 g of RbCl (Rubidium chloride, 120.921 kg/kmol) per the solution contained.…

A: Mass of RbCl present in the solution, mRbCl = 0.1 g Molecular mass of RbCl, MWRbCl = 120.921 kg/kmol…

Q: You have a 1 g sample of an alloy containing Al and Mg dissolved and treated to prevent…

A: Given: Weight of Alloy = 1 g Weight of all precipitates = Al(C9H6NO)3(g)+ Mg(C9H6NO)2(g) = 7.98 g…

Q: If 38.5 mL of lead(II) nitrate solution reacts completely withexcess sodium iodide solution to yield…

A: The molarity of the lead(II) ion in the original solution is to be determined.

Q: EG 1 0.9 0.8 0.7 06 0.5 04 0.3 02 0.1 0 4. A feed solution of ethylene glycol (EG)-water containing…

A: A mixture of ethylene glycol (EG) and water is separated with the help of pure furfural in a…

Q: Iron(II) oxide is nonstoichiometric. A particular sample was found to contain 76.55% iron and 23.45%…

A: Iron(II) oxide is non stoichiometric Mass percentage of iron = 76.55%  Mass percentage of oxygen =…

Q: Liquid-liquid extraction(also known as solvent extraction) involves the separation of…

A:

Q: 1) A laboratory test of 14.3 grams of iron ore yields 8.20 grams of iron. If the iron compound in…

A: Hello !! Thanks for  asking  questions. The first full question is answered here. Please repost the…

Q: Biochar is believed to be a good absorbent for various contaminants. In an isotherm experiment, a…

A: The Freundlich Adsorption isotherm is given as:  KF is adsorption capacity or constant and n is…

Q: For the following reaction, 15.3 grams of chlorine gas are allowed to react with 8.06 grams of water…

A: 1. Reaction:Cl2 + H2O →HClO3+ HClwrite balanced equation:3 Cl2 +3 H2O → HClO3 + 5HCl 2. Calculate…

Q: Formaldehyde (HCHO) can be formed by oxidation of methane. The oxidation process takes place by air…

A: Write the reaction as follows: CH4+O2  → HCHO + H2O      ......1CH4+2O2  → CO2 + 2H2O      ......2

Q: A solid mixture containing MgSO4 is dissolved in water and treated with an excess of Ba(NO3)2,…

A: Given. mass of BaSO4=0.6 g M.W. of BaSO4=233 g/mol moles of BaSO4=0.6233=0.00257 moles Reaction is…

Q: A stock solution of 70% v/v ethanol was diluted with distilled water to prepare 1L of 21% v/v…

A: Initial concentration=70%v/v Density of ethanol=0.789h.mL Molecular weight of ethanol=46g/mol TO…

Q: Ethane is chlorinated in a continuous reactor: HCI C₂H+Cla-C₂HCl Some of the product…

A: Given reaction is- C2H6+Cl2→C2H5Cl+ HClC2H5Cl+Cl2→C2H4Cl2+ HCl Basis mol C2H5Cl produced =100 mol…

Q: 1.

A: Thus mass of KNO3 will precipitate out = 480g KNO3  I hope this helps you.Explanation:Step 1: Mass…

Q: 2. Balance the REDOX reaction below in acidic solution. H202(aq) + Cl02(aq) cloz(aq) + 02(9)

A:

Q: 1) Carbon disulfide, CS2, burns in oxygen according to following reaction CS2 + 302 CO2 + 2SO2…

A: The reaction of Carbon disulfide in presence of oxygen to give Sulfur dioxide is given as; CS2 + 3O2…

Q: The Ka for oxalic acid dissolution is 5.953 x 10 2, reaction shown as H;C2O4 H* + HC204 where the…

A:

Q: At a particular temperature, the solubility of In₂(SO₄)₃ in water is 0.0077 M. If solid In₂(SO₄)₃ is…

A: In2(SO4)3 dissociates into In3+ and SO42- as follows: In(SO4)3(s)↔2In3+(aq)+3SO42-(aq)

Units and Dimensions

Dimensions are the basic concepts of the measurement of quantities. Units are the means of expressing the dimensions. For instance, an area has a dimension of L2 and a unit of m2.