Which of the following undergoes a substitution reaction with sodium cyanide in DMSO at the fastest rate? a) CH3CH2F b) CH3CH2Cl c) CH3CH2Br d) CH3CH2I

Q: A 4.0 g sample of bromine is reacted with 0.50 grams of hydrogen to form hydrogen bromide. How many ...

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Q: How many moles of Ba(OH)2 are present in 275 mL of 0.600 mol L-1 Ba(OH)2? Express your answer numeri...

A: Volume of Ba(OH) 2= 275 ml = 0.275 L Molarity of Ba(OH) 2 = 0.600 mol L —1

Q: en the thermochemical equation 2S02(g) +02(g)-2S03(g). AH'pxn=-198 kJ/mol, how much heat is evolved ...

A: Heat of formation of reactions is -198kj/mol

Q: Which of the following is NOT a weakness of the Meyer Overton theory? O does not explain why certain...

A: The Meyer-Overton speculation is the hypothesis of sedative activity which suggests that the strengt...

Q: Consider the chair conformation of the molecule depicted below. Redraw this chair as a hexagon struc...

A: Conformation of molecules means isomers can be interconverted just by simple rotation usually formal...

Q: H,CO A в H. D Proton NMR: 7.1 (doublet, 2H), 6.9 (doublet, 2H), 4.0 (quartet, 2H), 3.5 (singlet, 2H)...

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Q: OH Нeat MeO Me Me OMe Он HO Me MeO MeO Me Me MeO Me A B Me Me D Me

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Q: A sample of gas occupies 36.3 ml at a pressure of 783.3 torr. What is the new volume if the pressure...

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Q: Consider the problem below: (Equation 1): 2C(graphite) + 202(g) arrow 2CO2(g) AH = minus 787 kJ (Equ...

A:   ∆H enthalpy of a reaction can be calculated  By multiplying equation (1) by 2 and then adding equa...

Q: * 5 Sodium reacts with chlorine to form sodium chloride. Which row describes the bonding in the thre...

A: Sodium reacts with Cl2 to form NaCl.

Q: Be sure to answer all parts. Prediet the sign of the entropy change for each of the following proces...

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Q: Predict the molecular structure, bond angles, and polarity (dipole moment) for each of the following...

A: There are two types of structures: One is molecular geometry which includes lone pairs and bond pair...

Q: What is salt hydrolysis? Group of answer choices reaction with water to produce hydronium ions only ...

A: Answer: Only ions coming from weak acid or weak base gets hydrolyzed.

Q: The electron in an (unbound) hydrogen atom (H(g)) is excited from the ground state to the n=3 state....

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Q: If the molar solubility of MnCO3 is 2.1l × 10-0 M at a certain temperature, what is the Kgp for the ...

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Q: Bond angles Dipole moment Formula Molecular structure IF3 PF5 KrF4 >

A: Since you have posted question with multiple sub-parts, as per guidelines we will solve only first t...

Q: Strontium-90 is a particularly dangerous product of nuclear fission because it is chemically similar...

A: Since you have posted more than one question, we will solve only first question for you. If you want...

Q: Gaseous ethane (CH,CH,) will react with gaseous oxygen (0,) to produce gaseous carbon dioxide (CO,) ...

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Q: Determine if 2-Vinylpentene is correct. If incorrect, provide the correct IUPAC name. SUBMIT YOUR SO...

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Q: according to the equation below. 6CO.(g) + 6H,0(1) C,H,O,G) + 60,(8) Substance CO.lg) H,O() CH,Odls)...

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Q: Discuss the Steroids structure?

A: Stereochemistry is branch of chemistry in which we deal with arrangement of atoms in molecules.

Q: Draw Lewis structures for each of the following. Count valence electrons, then determine the number ...

A: Lewis structure: Shape at central C: Trigonal planar From VSEPR, Hybridization=12(V+M-C+A)V=number ...

Q: alculate the mass of excess reagent remaining at the end of the reaction in which 90.0 g of SO2 are ...

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Q: Rank the following molecules in order of increasing acidity (least acidic to most acidic). Br HO. HO...

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Q: Formic acid (HCHO) has a K, 1.8 x 104, What is fractional composition (a) of formic acid in solution...

A: pKa of formic acid = 1.8 x 10-4 pH of system = 3.00 It is desired to calculate the fraction of undis...

Q: Predict the molecular structure, bond angles, and polarity (dipole moment) for each of tl Formula Mo...

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Q: CH3 162 CH2 CH3 177 NH2 120 CH 1 base CH3 peak nt C 13

A: Concept is based on mass spectrometry:

Q: The following synthesis requires 2 steps: Directions: On your paper, write the question number and c...

A: We need to convert an alcohol to an alkene. For this we will use HCl as the reagent required.

Q: Imagine a metallic element had been discovered and was named "Gondolium" (Gn). Gn was found to exhib...

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Q: A. b. Now consider the two molecules A. and B. Note that A. is a dianion and B. is a neutral molecul...

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Q: What is the pH after 0.150 mol of HCl is added to the buffer from Part A? Assume no volume change on...

A: When acid is added the concentration of HA increases and concentration of salt decreases. 

Q: Calculate the pH of the buffer system made up of 0.17 M NH3/0.47 M NH,CI.

A: Given : buffer solution of 0.17 M NH3 and 0.47 M NH4Cl  To calcxulate :- pH of  given buffer.

Q: A) CH;CH2OH + NaNH2 CH;CH2ONA + NH3. B) CH3CO2H NaOH CH;CO,Na + H2O + с) нC-CH + H2O NaOH HC=CNa + D...

A: Given reactions are : For which of the following does the equilibrium favor reactants = ?   

Q: Determine if 4-Chloro-2-pentyne is correct. If incorrect, provide the correct IUPAC name. SUBMIT YOU...

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Q: metal orbital that interact with Y3 of cyclobutadiene are * O dx2-y2 O dxz O px O dyz

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Q: Will mixing 100. mL of 0.10 M HCl and 100. mL of 0.30 M

A:   Buffer solution :  the solution which resists its pH by addition of small amount of strong acid (o...

Q: A laboratory procedure calls for 250 mL of an approximately 0.10 M solution of NH3. Describe how you...

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Q: Be sure to answer all parts. Industrially, vanadium metal, which is used in steel alloys, can be obt...

A: The given chemical reaction is as follows: 5Ca + V2O5 → 5CaO + 2V The given mass of V2O5 = 1.540×103...

Q: all 4 carbons are bonded to each other in a row, 2 O's bonded last C on the right, one multiple bond...

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Q: 45.00 mL of 0.010 M HCI(aq) was mixed with 65.00 mL of 1.0 M Ba(OH)2(aq) in a Styrofoam cup calorime...

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Q: Question 13 What is FALSE about the advantages of PET imaging? O It is quantitative as you can quant...

A: A multiple choice question based on analytical process that is to be accomplished.

Q: H2NNH2, KOH heat

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Q: D-glucose, blood sugar, exists in two forms; ring open and ring closed. Don't worry about the chemis...

A: According to CIP rule , with increasing in atomic number priority of the group also increases.  Numb...

Q: The rate of a certain reaction is given by the following rate law: rate-k[N,][0,] %3D Use this infor...

A: To solve this problem we will use the given rate law .   

Q: shape at the P = type of molecule = CH;CH:CH2CN all 4 carbons are bonded to each other in a row, N h...

A: Answers are given below

Q: 3HF + Al(OH)3 à AlF3 + 3H2O 240 g of hydrogen fluoride react with 156 g of aluminum hydroxide to for...

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Q: Enter yeur ansmer in the provided box. Calculate the average atomie mass of copper. The percentages ...

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Q: Use the table to caleulate AG" for the following reactions at 25°C. Species AG (kJ/mol) Mg(s) 0:8) M...

A: In the given question standard free energy change of different species are given and one needs to de...

Q: What type of alcohol is B pointing to? - A OH Но B O secondary primary tertiary

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Q: Cyclic peptides received increasing amounts of attention because of their pharmaceutical propertie i...

A: Cyclic peptides have much importance in Pharmaceutical industries. This cyclic peptides are formed V...

Aldehydes and Ketones

Aldehydes and ketones are organic compounds that have a carbonyl group, C = O, as their functional group. They both differ in the placement of this carbonyl group in their structures.