000 1 K=- K=2 At equilibrium? At equilibrium? yes no yes no K 4 & = K= At equilibrium? At equilibrium? yes O no yes O no 000 -/5

Q: Which of the following can increase the observed potential in a galvanic cell?  a. ohmic…

A: Correct option is D.

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Q: Which alkene is predicted to be the most stable? II II IV

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

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Q: 103 IR LUU 13C NMR ppm 209.13 178.49 50 42.35 32.95 29.87 18.64 4 D00 3000 1000 e000 1500 S00…

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A: Given : Solubility of NaF = 1.5×10-3 g L-1 Molar mass of NaF = 42 g mol-1  Molarity of NaF = ?

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A: The ions given are Cu2+, Mg2+, Cl-, Br- and F-.

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A: The reactions given are, 1) Cu + 2 HCl → CuCl2 + H2  2) Ag + FeCl3 → FeCl2 + AgCl

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A: Bromine water test is used for detection of Unsaturated componds. Bromine water reduces double bond.

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Q: What is the functional group in an aldehyde?   a amine   b hydroxyl   c formyl   d carboxyl

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A: Given: Moles of BaCl2 = 0.8 mol

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Q: Name these coordination compounds. formula MoBs,(H,0).] Br

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Q: Boyles law the volume of gas at 209 kPa is 57 ml if the pressure is increased to 386 kPa what is the…

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Q: In test tube B, with 5 grams of sugar. After stirring, heating and filtering. A small amount of…

A: Given: In test-tube B, with 5 grams of sugar. After stirring, heating and filtering. A small amount…

Q: For the following items, please refer to the following situation. In a closed vessel, 3.2 grams of…

A: 2CO + O2 ----> 2CO2 Mass of CO = 3.2 g Mass of O2 = 14.6 g

Q: 5. A student performs a acid-base titration reaction and finds that it takes 16.5 ml of a 2.50M…

A: Given that -  Molarity of M(OH)2 , M1 = 2.50 M  Volume of M(OH)2 ,V1 = 16.5 mL  Molarity of H3X , M2…

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A: Equation for osmotic pressure ( π ) is,    π = i × C × R × T    i is the van't hoff factor, C is the…

Q: A sample of a colored analyte at a concentration of 3.60 ´ 10-3 mol/L shows 34.2 percent…

A: #(a): Given the concentration of the analyte, C = 3.60*10-3 mol/L or M %T = 34.2 %

Q: Name the following compound H2N O (2E.45)-4-bromo-3-vinylhept-2-en-5-yn-2-amine O…

A: There are two types of nomenclature -  1- common name varies from place to place 2- IUPAC name which…

Q: Tetrahvdrocannabinolic acid (THCA), the precursor to THC, a psychoactive: H.C H.0

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Q: A multivitamin sample has a label claim of 500 mg ascorbic acid (176.12 g/mol). According to quality…

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Q: Lab para-iodo nitrobenzene If aniline was used instead of p-nitro aniline, comment on which of…

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Q: What was done to ensure that there are no more chloride ions present in the precipitate? A Addition…

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Q: Calculate the equilibrium constant at 25C for the reaction of methane with water to form carbon…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed…

Q: Consider a tritation of 25.00 mL of 0.112 of NaOH with 0.100 of HCl. a) determine the pH before…

A: Given,  A titration of 25.00 mL of 0.112 of NaOH with 0.100 of HCl  The pH of the solution before…

Q: A 22.1g piece of aluminum (which has a molar capacity of 24.03 J/oC.mol) is heated to 82.4oC and…

A: Given: Mass of Al = 22.1 g. Initial temperature of Al = 82.4 oC Initial temperature of water =22.3…

Q: 8. An aqueous solution of methanol in water has a vapor pressure that is A. equal to that of…

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Q: O3 → O2 + O (fast) O3 + 0 → 202 (slow)

A: O3 ---> O2 + O.    (Fast) O3 + O ---> 2O2.    (slow)

Q: A sample of 0.37 mol propyl alcohol is dissolved in 1.75 kg of distilled water. If the boiling point…

A: Given :-  No of moles of propyl alcohol = 0.37 mol  Mass of water/solvent = 1.75 kg  boiling point…

Q: - many emission lines are possible, considering only the four quan ls above? otons of the highest…

A: A) Total number of emission spectral line  Total lines  = n(n-1)/2   = 4 ×(4-1)/2   = 6

Q: When [Cu2+] = 1.37 M, the observed cell potential at 298 K for an electrochemical cell with the…

A: Given-> [Cu2+] = 1.37 M T = 298 K Ecell =2.804 V

Q: new volume in L?

A:

Q: CH3 H3C, CH3 O d. Br H3C H3C HO, CH3 е. HO., H3C" f. H3C CH3 HO. H3C

A:

Q: lodine-131 is used to treat Graves disease, a disease of the thyroid gland. The amount of 131 used…

A: As per statement,   86 microcuries required per gram of thyroid gland, so for 23g of thyroid gland =…

Q: Will ethanol react with Ferric Chloride? How about Butanol? Why so?

A: Answer - The ferric chloride test is used to test for the presence of aromatic compounds. Ethanol…

Q: A voltaic cell has the following initial state: Cr (s) | Cr (aq, 2.0 M)|| C* (aq, 9.0 M) | Cr (s)…

A: The cell given is, Given: Volume of cell = 1.00 L And current = 26 A

Q: 2. Calculate the bond length of the OH molecule in the gas phase if the first two lines of the…

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Q: 1. In a 0.1000 M acetic acid solution at 25 °C, the acid ionizes to the extent of about 1.34 %.…

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Q: An unknown has a chemical formula of C4H100. When chromic acid was added to the unknown, it turned…

A: To identify unknown compound we have to first identify the degree of unsaturation(D.U) of given…

Q: II. Balance each redox reaction in acid solution using the half reaction method. 5. H2O2 + Cr207 2-…

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Q: What happens to bromine when it is adjacent to an alkene during a chemical reaction? A. Bromine…

A: The reaction given is,

Q: Determine the core charge for an atom of Ar.

A: The effective nuclear charge (Zeff) is the actual amount of positive charge experienced by an…

Q: Determine the pka of an acid whose concentration is 0.100M and pH is 2.86.

A:

Q: What mass of NaCH3COO should be added to 1.00 L of 0.100 M CH3COOH to produce a solution with pH =…

A: Buffer is a solution that resists the change in pH when small amount of acid or base is added to it.…