1. Calculate the ratio of CH₂COOH/NaCH₂COO to give a buffer solution at pH 5.

Q: 2. H₂C CH₂ مله CH3 + H₂C + AICI3 → (f) (major product only) CH₂ + Cl₂ (in uv light) → (g) (major…

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Q: If a 0.2501 g sample of sodium bicarbonate (96.5% NaHCO3) is titrated with 0.1165 N sulfuric acid,…

A: Given data : g NaHCO3 = 0.2501 × (96.5/100) g N H2SO4= 0.1165 meq/mL Molar mass of NaHCO3 = 84 g/mol

Q: Identify the stereochemical configuration of each chiral centre in this compound. HNH2 OHH OH 2R, 3R…

A: The given compound is :  Options are :

Q: Here is a hypothetical reaction and a table showing the initial concentrations of substances in the…

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Q: 10.5. The rate of formation of the product of a reaction is found to give a nonlinear Arrhenius…

A: The overall reaction we have is A+B→C+D It has been mentioned that the overall reaction is…

Q: If you were given two vials containing crystals of white solids, and told that ethyl…

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Q: Convert the experimental glucose concentration (provided in the table below) from mM (millimolar) to…

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Q: B C. CHUCH CHUCH H כיכ ככל H

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Q: 2. Give each of the following compounds an appropriate name. a. (C2H5)2O b. CH3(CH2)2C(OH)(CH3)C2H5…

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Q: What is the oxidation number of Na in Na2SO4 What is the oxidation number of H in CaH2 What is the…

A: Here we are required to find the oxidation number of each species

Q: Kmax = (6.63x1034 J.s) (7.09x10¹4 s¹)-(2.17x10 J) h. y = 2.25×108 m/s 3.00×108 m/s 1.

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Q: How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 74.0 mL of…

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Q: How many molecules are in 2.9 g of SF4?

A: The question requires concept of moles and molarity. so we proceed as follows-

Q: Gravimetric analysis of Fe3O4 (MW = 232 g/mole) may be undertaken with the following reactions:…

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Q: A 0.2000-g illegal firework was tested for its KClO3 content. The sample was treated with 50.00 mL…

A: Given that -  Mass of KClO3 illegal fireworks = 0.2000 g  Molarity of Fe2+ Solution = 0.01750 M…

Q: are the tells the story of a chemical reaction. are the new substances that are formed. The large…

A: The answer for all the fill up is shown below.

Q: b (i) (ii) & (iii) please

A: A buffer resist the change in pH of the solution when small amount of acids or bases are added.

Q: How much does a copper sphere with a radius of 12.0 inches weigh in pounds? The density of copper is…

A: Given: Radius of copper sphere = 12.0 in Density of copper = 8.96 g/cm3

Q: 4. Without consulting tables, arrange the following alkenes in order of increasing boiling point.

A: Boiling point of a compound can be defined as the temperature at which it starts boiling. There is a…

Q: Moving an object some distance against an opposing force is known as Oforce O energy O work O…

A: This question is related to dimensional analysis of chemistry. Dimensional analysis is the analysis…

Q: Chemistry 44 45 In this experiment we assumed that the calorimeter was not absorbing any heat during…

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

Q: ESA Ex:write the reaction cell ? then calculate AG, AH, AS for the following Fe/Fe (IM) // Brz…

A: To calculate the values of ∆H° and ∆S°, the EMF at two different temperatures are required to be…

Q: 7. Draw the structure for each compound. A. acetylene B 3-methyl-1-hexyne C. 4-methyl-2-hexvne

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Q: III. Indicate whether each of the following processes produces an increase or decrease in the…

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Q: Synthesize B from A keeping stereochemistry in mind: N 111 A у ome HC

A: In this question, we will synthesized B from starting material A and also keeping stereochemistry in…

Q: BOYLE'S LAW PROBLEM SOLVING 1.) An argon gas occupies 56.2 L at 760 torr. If the volume of gas is…

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Q: Here are the equilibrium constants for two reactions of nitrogen with oxygen. What is the…

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Q: 1. Question : Arrange the following compounds in increasing order of their boiling points, CH3CHO,…

A: Dear student , since you have posted multiple questions we will allow to solve only first question…

Q: The correct answer for the addition of 7 g + 2.20 g + 1.311 g is:

A: For addition, check the rules for significant figure related to the addition and use it in the given…

Q: 14.107 Consider the reaction that takes place in a lead-acid battery when it discharges: Pb (s) +…

A: Option (A), (B) and (C) are incorrect.  Oxidation state of Pb(s) increases from 0 to +2. So it…

Q: Label the conjugate acid-base pairs in each equation: 1. HI + NH3 NH4+ + I- 2. HPO4^2- + OH- PO4^3-…

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Q: Identify the strongest reducing agent based on the following half- reactions. 2+ +1.22 V MnO₂ (s) +…

A: Here we have to determine the strongest reducing agent from the given standard reduction potential…

Q: A batter hits a baseball, which travels 1.370 x 102 m away. How far did the ball travel in feet (ft)…

A: Given,  A baseball travels distance = 1.370×102 in.  The distance in ft(feet) units is:

Q: = 10.2. Suppose that a reaction A + 2B = 2Y + 2Z is believed to occur according to the mechanism A →…

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Q: Q3: Explain the reasons why the energy of an absorbed photon is not equal to the energy of the…

A: Fluroscene is a type of photolumiesence when a Molecule is excited by uv light or visible light.

Q: 2. The kinetics of an enzyme are measured as a function of substrate concentration in the presence…

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

Q: 1. (a) Determine AH (kJ/mol) using Hess's law for the following reaction using the listed enthalpies…

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Q: Q3) Choose true (T) or false (F) for each of the following statements: 1. Steam distillation is used…

A: According to bartleby guidelines we're supposed to answer first three subparts of a multipart…

Q: Which of the following factors is NOT RESPONSIBLE for the stability of benzene? none of the above a.…

A: We need to mark the correct answer on the basis of the given statement

Q: H₂C H Br CH3 is what configuration? a. 1. b. S What is the best leaving group? F- a. 2. b. Cl- Br-…

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Q: 2 C₂H₂(g) + 2 H₂O(g) → 2 C₂Hs(g) + O₂(g)

A: Kc  = [C2H6]2[O2] / [C2H4]2[H2O]2

Q: A warehouse has a length of 4.5 x 10-5 Mm. How many dm is this? 4.5 x 10-10 dm 4.5 x 10-12 dm 450 dm…

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Q: What are the oxidation number of hydrogen in H₂O and H₂O₂ molecules respectively? A. + 1 B. -1 C. -1…

A: Oxygen has -2 charge.

Q: 10. Nitrogen, hydrogen, and ammonia (NH3) are all composed of molecules. What is it about a molecule…

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Q: Which statement is true regarding the direction of electron flow through the external wire of a…

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Q: Which of the following precipitates when added to NaOH? a. LiCl b. AgNO3 HBr C. d. Ba(NO3)2

A: A reaction when an insoluble product is formed and obtained on the filtration is known as a…

Q: ➡Al2O3 + Fe NaNO2 + O₂ NH3 1. FeO + Al 2. NaNO3 3. N₂ + H₂ 4. Al + Fe(NO3)2 5. SO2 + H₂O 6. Mg(OH)2…

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Q: 6. Briefly identify the important differences between an alkene and an alkyne. How are they similar?…

A: Here we have to differentiate between alkene and alkyne. Also explain why alkyne do not show…

Q: Compounds containing Except for those these ions are Soluble Containing NO3- None Na+, K+, NH4+ None…

A: Given,  The reaction: SrCl2(aq) + LiOH(aq) ------------> The balanced molecular equation is:

Q: Suppose the formation of nitrosyl chloride proceeds by the following mechanism: step elementary…

A: The rate of the reaction is a measure of how fast the reaction proceeds to completion.  According to…

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.