The pH of a solution that is 0.5 in MA and 0.3 in HA is 5.40; determine the pKa of the acid.

Q: Find the PH and tell if it’s acid or base [H+]=1.0 X 10^-1 M

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Q: From the Lewis structures of the species given, pick all of thoe nld the centrar atom obeys the…

A: Octet rule states that an atom should have 8 electrons in its outer shell to complete its octet.…

Q: Complete and balance the following redox reaction in acidic solution 10, (aq) + CIO, (aq)1,(s) + CIO…

A: The given redox reaction is: IO3-aq+ClO2-aq→I2s+ClO2g

Q: Which of the following statements concerning ground state electron configurations is/are CORRECT?

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Q: Calculate the number of moles of oxygen in the given compounds: a. 44.5 g Mg(NO3)2 b. 0.640 mol…

A: We have to calculate the moles of oxygen

Q: What are the products of the following double replacement reaction? balance the equation    Calcium…

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Q: Q1. Using the functional group tables in the text, classify the following compounds by their…

A: 1.) The classification of compounds can be made on the basis of functional groups which are…

Q: A 250 ml solution containing 21 4 g of a polymer in toluene had an osmotic pressure of 0 055 atm at…

A: Given: Volume of solution = 250 mL = 0.250 L Mass of polymer = 21.4 g. Osmotic pressure = 0.055 atm…

Q: The [H3O+] is 6.2x10-5 M; so, the [OH-] is 1.6x10-10.

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Q: Home Insert Draw Layout Review View alibri Light Regu 12 B I U 40. There are five compounds with the…

A: "To get remaining sub-parts solved please repost the complete question and mention the sub-parts to…

Q: 26.) The standard reduction potential of A is 2.5 V and that of B is -0.63 V thus A reduced by B.…

A: In this question we have to tell that the given statement is True or False.

Q: он 1. Pd'Ln, EtgN, MECN Me HO" 2. NABH4, MEOH 3. çI , ElgN, CH,Cl, Me

A: Step 1 : Heck coupling followed by isomerization. Keto to alcohol using NaBH4. O-acetylation of…

Q: CH-CH, CH-CH, он C-CH2 CH2 CH-CH, CH-CH, E-CH2 HO -C-CH OH

A: The broad peak around 3500-3300 cm-1 is of O-H peak.

Q: CH3 MCPBA H3C COH, H* Ph. CH3

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Q: PV=nRT R=0.0821 atm L/mol•K STP: 0 °C, 1.0 atm °C+ 273.15 =K NA= 6.022 x1023 An open flask sitting…

A: Given data :

Q: what is the best mpound to make X o Give mechamism? compound OH (b) BY BY Br Nat

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Q: QUESTION 15 Which of the following structures will the yield the reaction product shown below. There…

A: The alkyl group attached to the benzene ring having at least one hydrogen atom at the key atom can…

Q: Decide which intermolecular forces act between the molecules of each compound in the table below.…

A: The compounds given are N2, CH3F, HClO and CBr4.

Q: 0.254M HNO3 [H+] [OH-] Ph POH

A: Given: Concentration of HNO3 = 0.254 M

Q: How could you prepare phenol from benzene? 1. HONO, 0°C 2. CuCI 3. NaOH 1. HONO, 0°C 2. CuCl 3. Cu,…

A: Reaction 1 : Nitration of benzene gives nitro benzene. Nitro benzene is converted into aniline suing…

Q: Calculate the amount in grams of solid K2CrO4 to make 100ml of a0.2 M aqueous solution of K2CrO4.…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: What is the pHpH of a solution with [H3O+]=8.1×10−5[H3O+]=8.1×10−5 MM?   4.09 -9.42 -4.09 1.00

A: • The values provided in the question are:-       i) Hydronium ion concentration of a solution,…

Q: #3 - The alkyl halide shown here can undergo multiple reaction pathways. Draw the two major products…

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Q: In the process of electroplating, anions are reduced at the anode, and deposited on the cathode as a…

A: Given statement is in the process of electroplating, anions are reduced at the anode, and deposited…

Q: A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar…

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Q: 8. 1. КОН, НО, heat Ме Me H. 2. EtMgBr, THF 3. РСС, СH,Cla 4. MeLi, Cul, THE 9. Br 1. Pd°Ln, EtgN,…

A: 8. Aldol condensation. Grignard addition to aldehyde FG. Oxidation of secondary alcohol. Gilmann…

Q: NalO, 1) МСРВА H,C, CH 2) Na* SCH, h)

A: The steps involved in this reaction are epoxidation, opening of epoxide ring and oxidation to form…

Q: Consitor the foltowing hafaeartons- f2 cg) +2e- -→ 2F Caq) ヘt8.1t3 E° 2 to.34U Smzt Caq)+ze → sncs)…

A: The half-reactions given are,

Q: he nonspontaneous E0­cell for Zn I Zn2+ II Cu2+ I Cu is 1.103 V with the following data:…

A: Given: E0oxidation = +0.763 V E0reduction = +0.340 V  E0­cell = 1.103 V

Q: 4. ferric phosphate(s) + hydrochloric acid (aq) products 5. strontium carbonate(s) + sodium acetate…

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Q: A moon rock collected by a U.S. Apollo mission is estimated to be 3.50 billion years old by…

A: Given : Time = 3.50 billion years old. Mass of uranium-238 = 1.540g Half life = 4.47 x 109 years

Q: Q5/ Add (HCI, H2O, C12 , H2) 1- Butene 2 - Pentane

A: Given,  Add HCl, H2O, Cl2, H2 in  a). 1-Butene  b). 2-Pentene

Q: If a substance normally freezes at 10 C and has a Kf = 5 K/m, determine the freezing point (C) for a…

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Q: Cve the mechamis m for given bleous reaction n HO.

A: The reaction occurs in a 2- step synthesis reaction. It's mechanism is shown in the following step.

Q: If you have a 74.0 mL solution of 0.160 M benzoic acid, C6H5 COOH, and it is being titrated with…

A: Given: Concentration of benzoic acid (Assuming HA) = 0.160 M Volume of HA solution = 74.0 mL = 0.074…

Q: Which of the following saturated solutions will have the lowest [Ba]2+? BaCl2 BaSO, Ba(OH), Ba(NO3)2…

A:

Q: Which of the following reactions forms the product shown as the principal product? There may be more…

A: The reactions given are,

Q: 20.00 mL of 0.0750 M benzoic acid ( C6H5COOH) is titrated with 0.0250 M NaOH. Ka benzoic acid = 6.5…

A: Given,  [C6H5COOH] = 0.0750 M  Volume of C6H5COOH in mL = 20.00 mL  [NaOH] = 0.0250 M  Acid…

Q: A certain metalM forms a soluble sulfate salt MSO, Suppose the left half cell of a galvanic cell…

A: Given data :

Q: What reagents are needed to carry out the conversion shown? NH2 A OH C D NH2 O KOH; H2/Pt; excess…

A: Carbonyl compound can be converted into amine compound in presence of NH3 and reducing agent (…

Q: 12. Provide two synthetic routes for heptanoic acid from hexanoic acid and any other necessary…

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Q: Select the compound with the higher molar solubility. Mn(OH)2, Ksp = 2.00x10-13 SrC03, Ksp =…

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Q: What is the charge of domoic acid at a pH = 1? (a) -1 (b) 0 (c) +1 (d) +2 (28)What are the the…

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Q: Cobalt(II) ions (Co2*(aq)) react with 6 equivalents of a ligand (L) to from the complex cation…

A: Reaction of Co2+ with L occurs as: Co2+(aq)+6L↔CoL62+

Q: H3C CH3 MCPBA H3C O Na H3C OH

A:

Q: 60. Identify the type of each compound based on the function group it contains. Structure Functional…

A: Functional groups in organic chemistry

Q: Draw the major product of this reaction. Ignore inorganic byproducts. Но РСС, СН-Clz

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Q: A solution containing 0.18 M Pb2+, 1.5 x 10-6 M Pb++, 1.5 x 10-6 M Mn²+ , 0.18 M Mno, , and 0.81 M…

A: Since Pb4+ has a higher reduction potential, it is undergoing reduction, and Mn2+ undergoing…

Q: Give a clear explanation handwritten answer

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Q: Analyze and calculate the percentage of nickel in a 1.201 grams sample of nickel ore which was…

A: Ni2+(aq) reacts with CN-(aq) through the reaction below: Ni2+(aq) + 4CN-(aq) (Excess)   ---->…