Explain the role of sodium bicarbonate during the workup step in the Ester Lab.

Q: What type of isomerism is exhibited by the following pair? NH₂ NH₂- -NH₂ H₂N- "NH₂ NH₂ O optical…

A: The given pair exhibits optical isomerism as they form non-superimposable mirror images and no plane…

Q: Chemistry 1.Give the systematic name for the alkyne Cl3CCH2CH2CCCH3.

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Q: 4. The Molarity of concentrated HCI purchased in the laboratory is approximately 12.1 M. How many ml…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: What are the difficulties that make oil companies move away from oil production to extracting it…

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Q: sample of an aqueous weak base (RNH2, where R is an tion with a standard 0.150 M HBr(aq) titrant.…

A: Given,  pH = 5.40 At equivalence point,  salt is formed.  If equal is mixed,  then concentration is…

Q: How many grams of N2 are produced when 125 g of NH3 reacts as shown in the following balanced…

A: Given, mass of NH3 = 125 g we know, molar mass of NH3 = 17.031 g/mol => moles of NH3 = mass of…

Q: D Question 13 Which of the following atoms is diamagnetic in its ground-state? Ca OC As Fe

A: The correct answer is given below

Q: Q4- Three moles of monoatomic idea gas in state A is expanded to state B through the following…

A: According to bartleby guidelines we're supposed to answer only first question among these So please…

Q: Add about 2 mL of sulfuric acid to 1 mL of potassium dichromate. Then add iron (II) sulfate (with…

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

Q: Displacement Reactions Involving Metals Reaction Observations (Before mixing) Zn(s) + H₂SO4 (aq)…

A: Please find the below attachments.   Please rate helpful.........................

Q: 1. Water is a polar molecule and has a very unique structure. A. What is a polar molecule? B. Draw…

A: Molecules can be grouped as polar or non-polar molecules based on the even or odd electron…

Q: Provide the major monobrominated product of the reactions below Br₂, hv i) Br₂, hv ii) In the…

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Q: 6. 45.2 g of Iron metal reacts with excess oxygen gas to produce 58.1 g of Fe3O4. a) What is the…

A: We need to calculate  Theoretical yield Percentage yield Actual yield

Q: Identify the approximate shift of a hydrogen on the circled carbon in the ¹H NMR spectrum. 3-4 ppm…

A: In this question, we will see the chemical shift value for the circled carbon in ppm unit in 1HNMR…

Q: A scuba tank containing air holds 204 atm of gas. If air is 20.9% oxygen, what is the partial…

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Q: Based on the number of mature trees and acres of grass in your lawn, determine how many grams of CO₂…

A: #Q.1: Number of matured trees available = 11 Pounds of CO2 a matured tree consume in a year = 148…

Q: Which of the following serves as the anode in the Ni-Cd cell?     Cd     Zn     Pb     Ni

A: Oxidation can be defined as a process in which loss of electrons occur and reduction can be defined…

Q: Chemistry starting from 5-bromoisatin, 3-methylbenzylbromide, 4-methylbenzylbromide, how to yield…

A: Similarly you can use 4-methylbenzylbromide also

Q: Consider an initial 0.040M hypobromous acid (HOB) solution at certain temperature. HOBr H*(0) +…

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Q: Consider the reaction where the reactants are converted to the products. HC=CH + NH3 NH₂+ + HC…

A: Write the correct arrow for the given reaction--

Q: A 20.0 mL 0.150 M HF (aq) was titrated with 0.125 M KOH(aq) to convert all the initial acid to…

A: In this question, we want to determine the pH of the solution after mixing of acid HF with base KOH…

Q: Calculate the total number of oxygen atoms in 65.0 g of KClO3. Express your answer in scientific…

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Q: Galvanic cells are electrochemical cells that generate electricity while electrolytic cells that…

A: In this question, we will see that the give statement is true or false.  You can see the explanation…

Q: Consider the Latimer diagram shown below for a metal M. What is the standard reduction potential for…

A: Given data M3++ e-1→M2+ , E1=-0.424 VM2++2 e-1→M0 , E2=-0.900 V And we need to determine the…

Q: If the temperature is measured to be 242.06 K and the pressure to be 37.7 kPa at the summit of Ojos…

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Q: Consider the electrolysis of an aqueous solution which is 1.0 M NaCl and 1.0 M NiCl₂. Predict the…

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Q: 2.5 [1]What type(s) of intermolecular forces exist between the following pairs. [2] Draw the…

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Q: An equilibrium mixture contains N2O4N2O4, (P=P= 0.30 atmatm ) and NO2NO2 (P=P= 1.0 atmatm ) at 350…

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Q: Rank the following from lowest to highest entropy. a)Br2 (l), Br2 (g), I2 (g) (b) C4H8 (l), C4H10…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: A solution of HCI is found to be 0.2480 N and 27.54 mL of it is equivalent to 19.53 mL of standard…

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Q: Chemistry starting from 5-bromoisatin, 3-methylbenzylbromide, 4-methylbenzylbromide, how to yield…

A: Similarly you can use 3-methylbenzylbromide also for above reaction

Q: Name the three particles of the atom and their respective charges

A: Detail description is given below

Q: Identify a staggered conformation for 1 viewed along the Ca-Cb bond. CH₂ F -CI HH CH₂CI H. H H H. H…

A: Staggered Conformation: Staggered conformation is the arrangement of atoms or groups of atoms in a…

Q: If the Standard Potential cell for the following AgI/Ag and I/I Was -0.152vand o, suv respectillery.…

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Q: Question 50 Which of the following follows the Octet Rule? O 13 O XeF4 O SeF4 O BeCl4 2 O BF3

A: The molecule will follow octet rule when it has 8 electrons in it's valence shell.

Q: A low-strength aspirin tablet (sometimes called a baby aspirin) contains 81 mg81 mg of the active…

A: Each aspirin tablet contain= 81 mg active ingredient 100 tablet bottle contain = 100x 81 mg…

Q: 1s²2s²2p63s²3p64s²3d104p65s²4d4

A: Here we have to predict the symbol of divalent cation of the following given electron configuration.

Q: 1. It takes 38 ml of 0.75 M NaOH solution to completely neutralize 155 ml of a sulfuric acid…

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

Q: Which of the following transition metals has a vacant f orbital? Cd V W Zr

A: Which of the following transition metals has a vacant f orbital?

Q: 7. 50 g of Vanadium is mixed with 50g of Ozone (03) to produce 65 g Vanadium (V) Oxide a) What is…

A: % yield = (actually mole /theoretical mole) ×100

Q: A sample of gas is stored in a 275 L con- tainer at a temperature of 290 K. How many moles of gas…

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Q: A3 Anionic polymerization of styrene is generally known to produce polymers with a narrow molecular…

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Q: the reduction of α-methylvaleraldehyde, results to?

A: Reduction of aldehyde give alcohol

Q: What is the coordination number of a complex ion that consists of 2 tridentate ligands?     6…

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Q: The enthalpy of combustion of solid naphthalene (C₁0H8) at 298 K and 1.0 atm was found to be -5134…

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Q: Calculate the titration curve for the titration of 50.0 mL of 0.0500 M AgNO3 with 0.100 M NaCl 1) as…

A: Millimoles of Ag+=Volume of AgNO3×Molar concentration of AgNO3=50.0 mL×0.0500 M=2.500 mmol

Q: 2. Suppose a titration needed 27.15 mL of 0.2497M HCI solution to completely react 25.00mL Ba(OH)2…

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Q: The rate of formation of NO in the reaction 2NOBr(g) →2NO(g) +Br2(g) is 1.6x10-4 mol/L-s. What is…

A: Rate of reaction is defined as the change in concentration of reactant or product per unit time per…

Q: A student was asked to set-up a galvanic cell in the laboratory. He used two copper electrodes, one…

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Q: A sample of platinum (21.4 g/cm³) has a volume of 15.0 cm³. If the current price of platinum in U.S.…

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