Which of the following set of conditions will accomplish the following reaction? A. Na, NH3(1)-33°C. B. H₂, Pd/C C. D. H₂O,H₂SO4 H₂, Lindlar's catalyst.

Q: prepare 0.9% potassium Chloride (KCI) in 0.5 liter ?

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Q: Propanoic acid, C₂H5COOH, is a weak acid, with Ka = 1.35 x 10-5 mol dm-³. i) Write an expression for…

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Q: What is the maximum number of electrons that can be present in the principal level for which n=5? O…

A: Principle quantum number n= 1, 2, 3, 4, 5.... Maximum electrons in 5th shell = 5n2

Q: 14) The chemical shift for benzylic protons in ethylbenzene is 1036 Hz in a 400 MHz NMR. What is the…

A: We have to predict the chemical shift in ppm.

Q: CH3 CI CH₂CH3 +H -H CI A CH3- CI B CH3 CH3 CI H C C/ CH3 H D

A: Basic Rule to identify enantiomer: Write R,S nomenclature of isomers. If configurations are R&S…

Q: What is the hydroxide ion concentration in a solution that containing 0.50 mole of ammonium…

A: Given : No. of moles of Ammonium hydroxide = 0.50 mol No. of moles of Ammonium chloride = 0.05 mol…

Q: Illustrate the following with an example: a. β-hydroxy aldehyde b. β-keto acid c. β-keto acid d.…

A: Next position to the group is called alpha position and next to alpha is called beta position

Q: In a filtration of suspended cells under full vacuum using a 20 cm Büchner funnel, you collect data…

A: To decrease the time require for filtration- of solution of given volume we use a particular type of…

Q: H H H H A) stereoisomers B) geometric isomers C) constitutional isomers D) optical isomers E) They…

A: Stereo isomer - same molecular formula , diffrent in stereo   Optical isomer- have chiral centre,…

Q: 15 kg a perfect gas is heated at constant pressure from 15 °C to 368.15 K, the heat required is 1130…

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Q: Given the following nuclear reaction: 22 Ra→He + 4X 88 Column A → N 2. m 3. What is the atomic mass…

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Q: Consider the reaction below. If the concentration of the nucleophile is doubled, the rate of the…

A: There is 2 types of nucleophilic substitution reaction-  1- SN1 - Nucleophilic substitution…

Q: Part A The activation energy of a certain reaction is 36.6 kJ/mol. At 20 °C, the rate constant is…

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Q: On a summer day, you take a road trip through Death Valley, California, in an antique car. You start…

A: 1.  We know the gas equation  PV = nRT (considering it behaves as an ideal gas) Now, n = PVRT =…

Q: What is the hybridization of the indicated carbon atom in the compound shown here? NH₂ OH

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Q: n the ortho position in chlorobenzene. CI chlorobenzene • You do not have consider stereochemistry.…

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Q: 16 17 18 Draw the structure for the product of the following reaction. LiAlH4 CH3 alya Draw the…

A: In these questions, we will draw the structure of the products for the given reaction which have…

Q: Does the chemical potential of any constituent of an ideal solution depend on the ______ of the…

A: Chemical potential: In thermodynamics, the chemical potential of a species is the energy that can be…

Q: ifies the change in internal energy when a molecule is added to a system at constant volume and…

A: Gibb's free energy for closed system can be capable for P-V system work and it uses Helmholtz…

Q: Classify the following alkyl halides (benzylic, allylic, vinyl, aryl, 3°, 2°, 1°, methyl or a…

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Q: What product would you expect to obtain from aldol cyclization of hexanedial, OHCCH2CH2CH2CH2CHO?

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Q: Round off your final answer to two (2) decimal places. Write your answer in the space provided. If…

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Q: Q3. Which of the following examples are in the nanometre scale (more than one answer apply) Human…

A: Nanometer is a unit of length in the metric length . I nanometer = 1 * 10-9m

Q: Balance the following адо redox equation + Hato → Ag + Hclo2 Cin basic solution)

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Q: Which of the following is amphoteric? OHCO3- О HCI NH4 O CO3²-

A: In this question, we will find out which species is act as a amphoteric in nature.    You can see…

Q: Pls help on both questions.

A: The above questions can be answered as follows

Q: An aqueous solution of hydrofluoric acid is 30.0% HF, by mass, and has a density of 1.101 g cm³.…

A: Given data :

Q: Given the following nuclear reaction: 223Fr →e + 4 X 87 Column A 2. 3. 4. What is the atomic mass of…

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Q: Q5: Answer any Three of the following: 1.Mention any SIX chemicals obtain from propylene? 2.What is…

A: Petroleum is a mixture of many hydrocarbons which are seperated by different methods. Petroleum…

Q: A string is wrapped around a thin-walled cylinder pulley of radius 10.4 cm and mass of 14.6 kg. If…

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Q: [References] When a new center of chirality is created, isomers can result. For the reaction below,…

A: Hydrogenation with H2/Pd-C converts alkene to alkane

Q: A compound is made up of 19.1% Co, 34.4% CI, and 46.6% O. A 2.0 L sample of this compound had a mass…

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Q: 102 4000 100 80 60 40 20 2089 IR Spectrum (quid fam) % of base peak 3000 63 65 83 40 80 13C NMR…

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Q: (0); B 1. CO, 125 °C 2. H₂O₂, OH- 1. CO, H₂O, 125 °C 2. H₂O₂, OH-

A: Trialylborane react with CO and followed by oxidation with H2O2 to give carbonyl compounds.

Q: Statement Analysis: Statement 1: Entropy is a measure of disorder. Thus, if there is an increase in…

A: Answer: Different parameters are used to define the system, entropy and Gibbs free energy are such…

Q: Which of the following are isotopes? Atom or ion AQR MGEL # of electrons 5 9 18 28 36 59 # of…

A: Isotope are having same number of protons differ in number of neutrons

Q: Which of the following aqueous solutions are good buffer systems? (Select all that apply.) ☐0.14 M…

A: here we are  required to find the aqueous solution which are good buffer system

Q: A 1.32 gram sample of an unknown gas is found to occupy volume of 0.624 L at a pressure of 599 mm Hg…

A: Given, mass of the unknown sample (m) = 1.32 g Volume (V) = 0.624 L Note: 760 mmHg = 1 atm Pressure…

Q: How many atoms of each element are in a molecule of the amino acid lysine

A: Structure of lysine   Chemical formula of lysine C6H14N2O2

Q: Buffering Capacity is the number of millimoles of acid or base to be added to a litre of buffer…

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Q: What is the stereochemical relationship between the following pairs of molecules? In the blank type…

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Q: the reduction potential for hydrogen is ---- V? 2V O None of them O 1V- O 1V+ O الاختيارات

A: Here we have asked for the reduction potential of hydrogen? As we know that the reduction potential…

Q: Which of the following structures is the product from the self-condensation of two molecules of…

A: The correct answer is- option A.

Q: 100 80 60 40 20 % of base peak 40 45 59 V (cm¹) M+ = 60 (<1%) 120 80 160 m/e 800 Mass Spectrum 1200…

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Q: 1.Mention any SIX chemicals obtain from propylene?

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Q: Arrange the following radicals in order of decreasing stability (most stable first). B>D>A>C e)…

A: radical A is stabilised by resonance + 3 alpha hydrogen (hyperconjugaton).

Q: Rank the following molecules in order of increasing relative rate of SN1 reaction with methanol,…

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Q: A 1.52 M solution of (R)-2-butanol is mixed with an equal volume of a 0.760 M solution of racemic…

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Q: Which of the following compound has the highest negative heat of combustion? A. 2-methylheptane…

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Q: Which of the following is the intermediate for the following reaction? A) I B) II C) III D) IV

A: Given  Find out the intermediate of this reaction