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Q: Consider the following unbalanced reaction: PbO2(s) + I'(aq) –Pb2* (aq) + I2 (s) - Balance the react...

A: Oxidation half reaction : I^- = I2  Or, 2I^- = I2(I atom balanced)  Or, 2I^- = I2 + 2e (charge balan...

Q: The standard curve was made by spectrophotographic analysis of equilibrated iron(III) thiocyanate so...

A: Given the linear regression equation for the analysis of the standard solution is Y = 4558.4X+0.0147...

Q: QUESTION 9 List the reagents needed to generate Jones Reagent in the box Reagents should be listed i...

A: Jones reagent is oxidizing agent.  

Q: rite the balanced equation that accounts for the source of OH- used in the following reactions: [Al...

A: the balanced equation are as follows:  

Q: d) What is the point group of CH4? e) What is it if: i) One H is removed? ii) All four Hs are replac...

A: d. CH4 is an ideal tetrahedral molecule. Hence, it will have tetrahedral point group.  It will conta...

Q: A 27.8 mL sample of 0.387 M trimethylamine, (CH3)3N, is titrated with 0.315 M hydroiodic acid. (1) A...

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Q: At a depth of 3,000 m below sea level the ambient pressure is equal to 290 atm.  At these depths, ne...

A: The freezing point of water is 0oC and the boiling point of water is 100oC. At high pressure water e...

Q: 3. What type of transport will occur for: a. Na*, energy required b.Glucose, no energy required

A: Transport is three types  Passive transport in which the energy is not required  Active transport i...

Q: For each of the following cases, decide whether the pH is less than 7, equal to 7, or greater than 7...

A: the correct option are as follows:  

Q: For the organic structure shown, write the hybridization for each carbon atom (i.e. sp3, sp?, sp) st...

A: We have to predict the hybridization for each carbon atom starting with the carbon on the left as fo...

Q: Determine the oxidation number of P in PO4^3-

A: Oxidation number of P in PO43-

Q: Which fundamental mechanisms appear in the reaction between pyridinium chlorochromate and a secondar...

A: Pyridinium chloro chromate is known as PCC.   PCC oxidised 1 degree alcohol to aldehyde and 2 degree...

Q: Consider the following 3 aqueous solutions of ionic compounds by assuming all the solutions have the...

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Q: In a exotermic reaction, AG <0 and the enthropy will increase TRUE OR FALSE

A: Exothermic reaction is in which Energy is released.  

Q: Define and give examples of conjugate acids and bases.

A: CONJUGATE ACID and BASE PAIRS  As we know that , According to Bronsted - Lowry concept ,   an acid i...

Q: Find the ΔH for the reaction below, given the following reactions and subsequent ΔH values: PCl5(g)...

A: Given: PCl5(g) → PCl3(g) + Cl2(g) P4(s) + 6Cl2(g) → 4PCl3(g) ΔH = -2439 kJ 4PCl5(g) → P4(s) + 10Cl 2...

Q: The following graph shows the pH curve for the titration of 25 mL of a 0.1 M monoprotic acid solutio...

A: When an acid is titrated with a base then the pH at the end point depends on the nature of both acid...

Q: hich protons are in the region from 7.0 – 8.0ppm and at 2.3ppm

A: The answer is as follows:  

Q: QUESTION 6 Provide the organometallic reagent that is needed to perform the transformation shown bel...

A: To solve this problem we have to use organometallic regents to reduce ketone to alcohol. 

Q: Consider the three possible structures of the thiocyanate ion (SCN'). Structure A C=N=S .. Structure...

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Q: * 00 Consider the following reaction: CH,COOH(aq) +OH (aq) → CH;COO (aq) +H,0(1) 1st attempt See Per...

A: Given: [ Acetic acid] =0.0215M [Sodium acetate]= 0.0265M  

Q: Use standard enthalpies of formation to calculate ΔH∘rxnΔHrxn∘ for the following reaction: CaO(s)+CO...

A: Given reaction: CaO(s)+CO2(g)→CaCO3(s) We have to calculate the ΔH∘rxn using the standard enthalpies...

Q: Draw to reaction mechanism of the following reaction, name is reacting and the product CH2=CH-CH=CH2...

A: Reaction of Br2 with alkene is electrophilic addition reaction. In the 1st step , bromonium ion inte...

Q: (H,O) vapor. Suppose you have 2.0 mol of C,H, and gas and water Acetylene (C,H,) gas and oxygen (0,)...

A: Limiting reagent is the reactant that is totally consumed during the reaction. We can take the molar...

Q: The concept of determining which reactant is limiting and which is in excess is akin to determining ...

A: The limiting reagent is that reagent which is totally consumed in a chemical reaction and the amount...

Q: For the given molecules, determine if each are in the R or S configuration at the indicated (*) ster...

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Q: In a chemical reaction, exactly 2 mol of substance A react to produce exactly 3 mol of substance B. ...

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Q: the

A: According to the le Chatelier' principle, when a chemical system at equilibrium is disturbed , the s...

Q: Zinc metal reacts with hydrochloric acid according to the following balanced equation: Zn(s)+2HCl(a...

A: Using the heat absorbed by solution and heat released by reaction we get the answer

Q: 1. (CF,CO0"),Hg, CH3OH 2. NABH4

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Q: Suppose that two systems, each composed of two particles rep- resented by circles, have 20 J of tota...

A: Entropy is a measure of the extent of energy dispersal, and it rises with the number of comparable w...

Q: A student is asked to determine the value of K, for hydrocyanic acid by titration with sodium hydrox...

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Q: What is the pH of 0.33 M acetic acid to 1.00 L of which 1.44 g of sodium acetate, NaCH3 CO2, has bee...

A: Given: The molarity of acetic acid = 0.33 M The mass of sodium acetate added = 1.44 g The volume of ...

Q: on 13 óf 43 Consider the neutralization reaction 2 HNO,(aq) + Ba(OH), (aq) → 2 H,O(1) + Ba(NO,),(aq)...

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Q: Preparing and Diluting Solutions Data Table Test Tube 1* 2 4 10ML/3.8mL 2.4mL SmL 1.53ML Concentrati...

A: We are given the data for the concentration of different diluted stock solutions and their respectiv...

Q: The lattice energy for the following compounds are shown below: NaCl -787 kJ/mol LiF -1017 kJ/mo Whi...

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Q: Identify each unbalanced half reaction as oxidation or reduction: Reaction A: CrO2^- (aq) —> CrO4^2-...

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Q: Determination of the point group of CC4, ВСІЗ.....

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Q: 9) What is a second order reactant? (For example, [A]*) a) changing the concentration of A will have...

A: 9.  For a second order reaction,  Rate = k[concentration]2  k = rate constant  Therefore, on doublin...

Q: Calculate the volume in milliliters of a 1.015 M NaOH solution required to titrate 26.70 mL of a 1....

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Q: An electron begins at energy level n = 8.  If a photon is released such that the magnitude of the en...

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Q: Which of the following are valid quantum number sets (n, I, ml, ms)? Select all that apply. O4, 3, -...

A: The valid quatum number set the following rule- If the principle quatum number is n, then Angular mo...

Q: An aqueous potassium iodate stock solution is made by dissolving 7.39 mol KIO, in sufficient water f...

A: Given: The number of moles of KIO3 (Potassium iodate) is 7.39 mol The volume of the solution (V) is ...

Q: 1. Determine the pressure of the gas (in mmHg) in the diagram below, given atmospheric pressure 0.97...

A: Note - Since you have asked multiple questions, we are supposed to solve only the first question fo...

Q: In this lab, stock solution A has an Fe2+ content of 0.0100 g/L. A student prepares a new sample sol...

A: We know,  C1V1 = C2V2  Where, C = concentration  V = volume   

Q: An ester W with a molecular formula of C6H12O2 is optically active. When W is undergone acidic hydro...

A: An ester W with a molecular formula of C6H12O2 we have to find out first the double bond equivalence...

Q: Which set of reactants will| form the expected product? ??? "OH 1. Hg(OAc)2, H20, 2. NaBH4 Br2 in CC...

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Q: balance and classification for ___ Sr(OH)2•8H2O (s) + ___ NH4Cl (s) → ___ SrCl2 (aq) + ____ NH3 (aq...

A: Balancing the following reaction

Q: 0.0385 500 100 0.0330 600 200 0.0288 700 300 0.0255 800

A: a) The concentration is same for the both reactants and the rate law is given as, Rate=kReactantiHer...

Q: Pressure is defined as the mass that an object exerts when at rest measured in Newtons defined as th...

A: The correct option is as follows: