In coulometric tritration, a constant _____ generates the ____ electrolytically. a) current, titrant b) potential, titrant c) current, analyte d) charge, titrant e) potential, analyte

Q: A solution containing 0.40249 g of CoCl2. xH2O was exhaustively electrolyzed to deposit 0.09937 g of…

A: Given: Mass of CoCl2·xH2O = 0.40249 g. And mass of Co formed = 0.09937 g.

Q: Write a note on insertion reaction.

A: An insertion reaction is a chemical reaction where one chemical entity (a molecule or molecular…

Q: e e Inert Inert Electrode Na(l) Electrode Cl2(9) Molten NaCI CI- Na+ Anode Cathode

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Q: (a) Determine the valence electron counts on the transition metals. Find out the formal oxidation…

A: Here we are to find the valence electron count as well as the formal oxidation state of the metal.

Q: 18 g of unknown organic sample was dissolve in 758 mL of Dicloromethane (DCM). The boiling point of…

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Q: Ether- Water-

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Q: Use periodic trends to compare the elements K, Ge, Si, and S, with regard to the following…

A: The elements we have to analyze atomic radius, electron affinity and ionization energy are K, Ge,…

Q: 1. РЬО, + НBr > · PbBr, + O2 + H,O

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

Q: 13.65 g of an unknown compound decreased the freezing point of 346 g of benzene (Kf= 5.12 C /m) by…

A: Given, mass of unknown compound = 13.65 g mass of solvent benzene = 346 g = 0.346 Kg Freezing point…

Q: A sample of sodium undergoes a temperature change of +11.9 °C while absorbing 549.7 joules of 7.…

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Q: atomic mass of the magnesium-27

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Q: Mass =

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Q: Given the volume of 0.4108 M NaOH used determine the concentration of 10 ml sample each from…

A: Given, Concentration of NaOH solution = 0.4108 M Volume of each sample = 10 mL Volume of NaOH…

Q: 1. Assign oxidation states for all atoms in each of the following compounds. a. (NH4)2HPO4 b. P4O6…

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Q: 6) hat is the osmolar ity = Øic o smolerity O.49 2x 0.93 %3D 263.4 mM :0.263 x (03 7) Fill in the…

A: Hyposmotic, hypotonic

Q: Assign the oxidation state for nitrogen in each of the following. a. Li3N b. NH3 c. N2H4

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Q: The molar solubility of MgCO3 (Ksp = 3.50 x 10-8) in distilled water at room temperature is ______…

A: Ksp is the solubility product of a salt. From it, the molar solubility of the salt in distilled…

Q: A phase is a physical property of which describes the distance of molecules of matter. Phase also…

A: The given statements are :  Statement. 1 :- A phase is a physical property of which describes the…

Q: A standard solution is a solution of accurately known concentration. What is a standard solution for…

A: Titration is the qualitative method to determine the concentration of unknown solution by adding the…

Q: Draw the structural formula of the following compounds. 4) 3-phenyl-2-pentene 5) 1,4-dimethylbenzene…

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Q: Given is the phase diagram of water: Phase Diagram for Water Critical 217.75 Point D (Critical…

A: Answer: Raoult's law gives us the relation between lowering in vapor pressure and mole fraction of…

Q: 1.Vanadium crystallizes in a body-centered cubic lattice, and the length of the edge of a unit cell…

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Q: 14 12 10 8 2 10 20 30 40 50 60 Volume of 0.1000 M HC1, mL !Curve for the titration of 25.00 mL of…

A: The titration curve given is,

Q: - Cucl(aq) H2S(g) How many moles of copper(l) sulfide could be produced from 12.6 moles of copper(I)…

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Q: 2. What is the vapor pressure of CHCla at 50°C? 3. What is the boiling point of H2O when the…

A: Lower the intermolecular forces of any compound, higher is its vapour pressure and lower it's…

Q: . The flotation process used in metallurgy involves __________. a.chemical reduction b.the roasting…

A: 1) The flotation process used in metallurgy involves

Q: For the esterification synthesis of isopentyl acetate, acetic acid is one of the component used to…

A: Given,  For the esterification synthesis of isopentyl acetate, acetic acid is one of the component…

Q: Distribution coefficient (KD) is the sum of the concentrations of a substance in the distinct and…

A: The distribution constant (or partition ratio) (KD) is the equilibrium constant for the distribution…

Q: In relation to the "primary structure" or "released structure" in the flexibility (force) method:…

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Q: B.Calculate the molality of a solution prepared by dissolving 15g of sugar C12H22011 in 3.50X102ML…

A: Molality is defined as number of moles of solute divide by mass of solvent in kilograms

Q: For the reaction, N2 (g) + O2 (g) ↔ 2 NO (g). If O2 is removed, the concentration of N2 will…

A: The given equilibrium reaction is: N2 (g) + O2 (g) ⇌ 2 NO (g) Given the equilibrium is disturbed by…

Q: Make 50 ml of the extraction buffer containing the following ingredients using the stock solution…

A: We need to make 50 mL of the extraction buffer.

Q: R `OOH

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Q: 7. Devise a cell for evaluating the solubility product of PbSO4. Calculate the solubility product…

A: Temperature = 298 k  E° for the following reaction = -0.35 V  PbSO4 + 2e- <----> Pb + SO42-…

Q: Which of the following melecules is chiral? Be H a) b) CH3 H. OH e) d) H. CH, Br Br CH3

A: The chiral molecule among the given molecules = ?

Q: 1. As shown, silicon for computer chips is grown in large cylinders called "boules" that are 300 mm…

A: a) Length of the Si boule = 2m = 2000 mm  Thickness of the wafers = 0.75 mm  Number of wafers that…

Q: Which statement about self-ionization of water is true? A. The hydroxide ion concentration in pure…

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Q: What is the absolute configuration of the carbon in the given molecule below? Но- HO

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Q: A В Ether Water- Which set up represent KD > 1 KD = 1 KD < 1

A: If the solute is more soluble in organic layer then KD&gt;1  If the solute is more soluble in…

Q: Why are molecular orbitals formed? Molecular orbitals often better explain our complex bonding…

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Q: 50.00 mL of a buffer solution contains 0.280 M HClO and 0.450 M NaClO.  If 25.00 mL of water is…

A: Given-&gt; Volume of buffer = 50.00 ml Molarity of HClO = 0.280 M Molarity of NaClO = 0.450 M Volume…

Q: A 531.1 g sample of ammonia releases 777.1 joules of heat. The specific heat capacity of ammonia is…

A: Here we are required to find the change in the temperature when certain mass of ammonia releases…

Q: What would happen if the Liebermann reagent was added to a sample of cocaine HCl? Why? Give a…

A: Liebermann reagent is composed of a mixture of potassium nitrite and concentrated sulfuric acid. 1g…

Q: 3. A device is being designed to separate a natural gas having a molar analysis of 94% CH4 and 6%…

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Q: 4. Determine the volume of a gas at STP if: a. 450. mL is collected over water at 27.0°C and 770.…

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Q: Which practice is NOT used to gauge accuracy? raw data and results from calibration checks B.…

A: Correct option is (e) sample rejection .

Q: Given the volume of 0.4596 M NaOH used determine the concentration of 19 ml sample each from…

A: We are performing here an acid-base titration to determine the concentrations of an acidic compound…

Q: . For the reaction, SO2 (g) + O2 (g) ↔ SO3 (g). If the concentration of SO2 (g) is increased, the…

A: Le Chatelier's principle states that when concentration, pressure or temperature of an equilibrium…

Q: (d) Complete the following reaction: hv (i) Cp2TiMe2 +2 [RCH=CHR] AlMe;

A: 1d (i) Cp2TiMe2 + [RCH=CHR] →hv

Q: Balance the following reactions below using the change in oxidation number method. 1. PЬО, + НBr —…

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