Which of the statements about precipitation reaction is correct? It is a method that can be used for ions that can be partially precipitated. End point can be determined when precipitation ceases. It is a reaction process that requires the formation of soluble substances. It is a method that results to the formation of colored compounds with indicators before equivalence point.

Q: If a non-polar mobile phase is used in a non-polar stationary phase, the polar components in a…

A: In the given question,  the nature of chromatograpy is discussed based on the polarity concept of…

Q: A buffer that contains 0.578 M base, B, and 0.299 M of its conjugate acid, BH*, has a pH of 9.09.…

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Q: Which of the following aromatic compound has a hydroxy substitution?  There can only be 1 answer.…

A: Aromatic compounds are those which has 4n+2 pie electrons. Aromatic compounds obey Huckel's rule.…

Q: Which of the following CAN exist as cis-trans isomers? I. CH3CH2CH=CHCH3 II. ClCH=CHCl III.…

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Q: Use your solubility table in the back of the lab manual to complete the following tables. Sr2+ Fe3+…

A: We prepeared chart on the basis of water solublity and by the help of solublity chart. The prepeard…

Q: A 1-butene reacts with can yield butan-1,2-diol when it reacts with potassium permanganate in a…

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Q: At 20 °C, the following concentrations were found for the gases in an equilibrium mixture for the…

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Q: Problem: CO2 gas occupies a volume of 20.0 L at STP. How many moles and How many molecules are…

A: According to the ideal gas equation, the volume of a gas depends on the temperature, pressure, and…

Q: Which of the changes to a voltaic cell of the general form X++Y → X + Y+ would result in an increase…

A: Oxidation reaction: Removal of the electron. Reduction reaction: Addition of the electrons. The…

Q: CI Reaction 1 Reaction 2 ? NO2 ?

A: Which one of the following is correct

Q: moles of gas are present in the sample of gas occupies that 4.32 L -18°C? (Include your formula used…

A: Gas laws says, PV = nRT

Q: Calculate the pH of a solution prepared by dissolving 0.482 mol of benzoic acid and 0.104 mol of…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: The equilibrium constant, K, for the following reaction is 9.52 x 10^-2 at 350 K: CH4(g) + CCl4(g)…

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Q: At 1000°C, the reaction NO2(3) + SO23) mia NO(g) + SO318) has Ke- 4.57. Suppose 0.160 mol of NO2 and…

A: Given data Reaction: NO2 (g)+SO2 (g)⇔NO (g)+SO3 (g) Initial mole of gases are NO2=0.160…

Q: 1) NBS 2) DMSO. H,0 он 1) NaH CH,CH, 2) CH,CH,

A: All these given reactions involves alkenes, alcohol and ether as starting materials. The…

Q: Calculating Solubility From Solubility Product Constant please help me I'm having trouble finding a…

A: How to calculate solubility from solubility product constant ?

Q: The following reaction was pertormed in tthe lab: CH,OH CH3 CH3 Br vo dimerent elimination reaction…

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Q: H H. C-H

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Q: The product for reaction 2 is a vicinal diol, which of the following reaction also produces a…

A: a. mild oxidation ( Alkenes react with cold dilute alkaline KMnO4 produces the syn diol). This is a…

Q: What is true about the heated solution upon cooling? * a. The undissolved solutes start to settle at…

A: Ans : C (The rate of recrystallization fast with the rate of cooling). The compound is dissolved in…

Q: Show work.

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Q: How many gallons of octane, C3H18. having a density of 0.703 g/cm?, would have to be burned to…

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Q: MnO4−(aq) + 8H+(aq) + 5e−  Mn2+(aq) + 4H2O(l) +1.51 V Cr2O72−(aq) + 6e−  2Cr3+(aq) + 7H2O(l) +1.33 V…

A: In an electrochemical cell, the electrode with higher standard reduction potential acts as a cathode…

Q: temperature 1II Amontons' Law(Volume constant) 12)a) A sealed glass tube contains neon at a pressure…

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Q: Which of the following substituent is an ortho/para-directing deactivator?   a amino group   b…

A: Which one of the following is correct

Q: Balance in the following redox reaction.

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Q: Calculate the energy required to increase the temperature of a 55 g of ice from - 9 °C to a liquid…

A: Answer: Raising the temperature of ice from -90C to 750C is a 3 step process: 1. Heating of ice up…

Q: Consider the following reaction where K. = 6.30 at 723 K: 2 NH3 (g) N2 (g) + 3 H2 (g) A reaction…

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Q: A 1-butyne can undergo one-time elongation via acetylide formation reaction using sodium amide and a…

A: Note : Terminal alkynes react with base produces the anion and reacts with alkyl halides produces…

Q: Calculate the pH of a 0.020 M solution of phenylacetic acid, C6H5CH2COOH. What will be the pH if the…

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Q: Describe the relationship between atoms, elements, and matter

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Q: Part A Electrolytic cells use electricity to cause a nonspontaneous redox reaction to occur. An…

A: We have find out the answer.

Q: Show work.

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Q: Reaction 1 Reaction 2 ? NO2 A HNO3 / H2SO4 B HNO2 / H+ SnC12 D C12 / AICI3

A: For nitration reaction of chlorobenzene we used nitric acid /sulfuric acid

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

A: Given table is :  Identify the major species present at equilibrium = ?

Q: Is the part of a flashlight battery that is marked "+" the anode or the cathode? Explain why it is…

A: Answer: Flash light battery can be considered as a Galvanic cell in which chemical energy gets…

Q: What happens at the anode in the voltaic cell? Cathode?

A: A voltaic cell is an electrochemical cell that uses a chemical reaction to generate electrical…

Q: Classify molecules A through D. Molecule A Molecule B Molecule C Molecule D CH, -0 CH-O CH2 -0…

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Q: Using phenol, it requires one FC alkylation reaction to synthesize ortho-cresol. True or False

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Q: Draw the correct Lewis structure for each of the following using the Octet Rule. (Show the total…

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Q: X Thcorret Draw the major organic product of the following reaction. Do not draw any byproducts. 1.…

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Q: D. Enthalpy is negligible B. Enthalpy change is negative 7. Which represents an exothermic reaction?…

A: ∆H = ∆H(product) - ∆H(reactant) -> In exothermic reaction heat is released that means  ∆H = -ve…

Q: 15. Given the following equations and AH values, determine the heat of reaction (kJ) at 298 K for…

A: Given- B2H6(g)+6Cl2->2BCl3(g)+6HCl(g) ∆H=?

Q: Given of the tuso Isomers of a2obenzene,the trans isomeer is mare polar because of the tower Steric…

A: False ( Trans isomer is symmetrical. Therefore trans azo benzene is less polar than cis azo…

Q: Halogenation reaction of hydrocarbons can occur via which mechanism?   a Radical substitution   b…

A: Hydrocarbon is alkane, alkene, alkynes.  Alkane go under free radical substitution.  Alkenes and…

Q: What type of aromatic compound is pyridine?  a. Heterocyclic aromatic compound b. Benzenoid…

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Q: What is the solubility product expression for Sn(l03)2? Ksp = [Sn²*][1O3 12 Ksp = [Sn**][210,2 12…

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Q: Solve the word problem and show your detailed solution. The final answer should have a unit and the…

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Q: Which of the following combinations will add up to 5 IHD? A Two double bonds and two rings B One…

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Q: Rank the following compounds in order of INCREASING standard molar entropy. a. H2O2(l), H2O(l),…

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.