In the reflux distillation, an Erlenmeyer or distilling flask can be used depending on the availability of the condenser or glass tube. A. True B. False

Q: 13. Give the product of this reaction: CHNNTH(? ü) kOH A 14. Predict the major product(s) formed…

A: Wolff–Kishner reduction: When carbonyl compound reacts with hydrazine, hydrazone is formed. The…

Q: 8. Classify the following molecules into chiral o achiral Chiral AChiral Chiral OH OH OH OH AChiral…

A: Molecules that are possess plane of symmetry are Achiral compound and molecules in which plane of…

Q: CANNOT form hydrogen bonds with water? A) (CH3CH2)2NH B) CH3CH2OH C) (CH3CH2)3N D) CH3CH2NH2 E) All…

A: For the formation of hydrogen bonding ,the hydrogen atom must be between most elctrectronegative…

Q: o determine the amount of copper and the identity of the copper compound in the unknown sample, a…

A: Given :-  Stock volume of copper containing sample = 100 mL  Mass of copper containing sample in…

Q: Specific (J/g °C) Metal Heat Calcium 0.647 Iron 0.449 Silver 0.235 Gold 0.129 After absorbing 0.500…

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Q: Cu2* (aq) + 2e → Cu (s) E°red = +0.34 V ½ O2 (g)+ H2O + 2e* → 2 OH(aqg) E°red +0.40 V Use the…

A: Given reactions are :  Cu2+ + 2e- --------> Cu (s) , E0red = +0.34 V  1/2 O2 (g) + H2O (l) + 2e-…

Q: 5. Draw the all possible resonance structures for each of the following molecules or ions. Remember…

A: In all the given structures, double bonds, lone pairs and positive charges are in conjugation. Hence…

Q: 11) Which of the following reagents should be used to convert 3-octyne to (E)-3-octene? A) Na, NH3…

A: Na,NH3 react with alkyne to give trans alkene. Alkene react with BH3/THF  and H2O2/NaOH to give anti…

Q: 28. A 25.0 mL sample of 0.200 M aqueous formic acid (HCO2H) is titrated with 0.100 M aqueous…

A: Here at equivalent point HCOOK will be formed , which will undergo anionic hydrolysis ,so the…

Q: 15. Victoria added 6 M HCI to a sample of the unknown, containing at least one of the Group I…

A: Here we have to predict the cation  of group-1 present in the unknown sample in the following salt…

Q: 5.76 Identify each of the following as a six-carbon or a three-carbon compound and arrange them in…

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Q: 1. Write a complete mechanism for the reaction shown below. Show all steps and electron- pushing…

A: In first question, first we will used bromine water and give the mechanism for the product…

Q: Name in the order listed the class to which each of the following structures belongs:…

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Q: 12. An unknown precipitate of sulfide from the Group II cations dissolves upon the addition of 20…

A: In the given question we have to find the unknown cation by finding out the unknown precipitate of…

Q: In non-aqueous volumetric methods: I. Carbon dioxide and water is excluded to prevent these from…

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Q: (aq) (s) Task 2. You need to make a buffer solution that has a pH of 7 + 53/100 (e.g. 7.63) at SATP.…

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Q: 3. An experiment was made of the effect of temperature on the volume of 1.00 g of Hydrogen (H2) gas,…

A: For a definite amount of gas, at constant pressure, the volume of the gas increases with an increase…

Q: Choose the IUPAC name of the compound below. G O 5-Methyl-3-propyl-2-hexanone O 3,3-Dimethylheptane…

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Q: a. b. P CH3 CH3CHCH₂CH₂CO₂CH3 CO₂H Br OH 1. DIBAH 2. H₂O+ SOCI₂ CH₂CO₂COCH₂ Pyridine

A: We can expect aldehyde, acid chloride and ester as major products for the given reactions…

Q: A 25.000 mL aliquot of weak base that has a concentration of 0.30 M will be titrated with 0.80 M…

A: 1. Milli moles of Weak base                   = 0.30 M x 25 mL                     = 7.5 mmoles 2.…

Q: (s). 1. For the reaction, 2 N2Os(g) →4 NO2(g) + Oz(g), the rate of formation of O2(g) is 4.0 x 102…

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Q: 26) The molecule below is OCH3 OCH, A) Curcumin from turmeric B) Pterostilbene from blueberries C)…

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Q: QUESTION 3 A 500 mL solution contains 0.00375 mole of hydrazine, N₂H4. The pH value of the solution…

A: molarity is defined as number of moles of solute divide by volume of solution

Q: Question 15 An unknown student takes 25.0 ml sample of an unknown weak base solution with a an…

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Q: Draw a stepwise detailed reaction mechanism for the following reaction. HO + CgHsCHO H20 + `OH

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Q: STP Volume: 1 mol/22.4 L Avogadro's Number: 6.023 10 molecules/1 mol 1. If 129.37 g of H2 are…

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Q: What is the pH of a solution prepared by combining 0.696 mol of a weak acid (Ka = 5.5 x 10-5) with…

A: we need to calculate pH of the solution

Q: Determine the order of the reaction for each reactant

A: Here we are required to find the order of reaction for each reactant.

Q: Identify the product of the reaction. CH₂-CH₂ H₂SO4 ? H OH Express your answer as a chemical…

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Q: 1. For the following reactions: a. Write a balanced equation b. Identify the reaction as…

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Q: I. Synthesize the corresponding alkyne from the given alkene. Show the steps (no need for the…

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Q: 20. The normality of H2SO4 is equal to multiply its molarity. a. Half b. One с. Two d. Three e. Four

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Q: Which of the following are the correct reactivity and orientation for the amide group? Select the…

A: Aromatic electrophilic substitution reaction: Aromatic electrophilic substitution reactions are the…

Q: 3. Draw the product of the reaction of propanal with each of the following reagents: a. Lithium…

A: Lithium aluminium hydride is a strong reducing agent.It reduces aldehyde into alcohol.

Q: Chiorine exists in natute aga mixture ot stable isotopes ,cl-35 and ct-37:74 the atomic magg of…

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Q: (16.1) (0.035 x 28)^-4

A: ->In multiplication and division answer contains least number of significant figure. ->In…

Q: Chemistry What difference would you expect to see between the UV-vis spectra of…

A: The UV-vis spectra referes to the absorbtion in the ultraviolet and visible region.

Q: Which of the following hormones increases blood glucose levels? a. glucagon and epinephrine b.…

A: The hormones in the human body balances the blood glucose level.  They have very important role in…

Q: What is the principle behind reverse-phase ion-pairing chromatography?

A: Reverse Phase ion chromatography use the principle of  Solute ions instead of molecules .

Q: Propose a mechanism to account for the following reaction CH3 cha nahod CH₂Cl AICH H₂C

A: We have to propose a mechanism for the given transformation. The given reaction is an example of an…

Q: How many grams of sucrose, C12H22O11 are required to prepare 2.50 L of solution whose concentration…

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Q: (c) The structures of lycopene, beta-carotene and retinol are shown below. Lycopene Beta-carotene…

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Q: The 0.10 M solution with the lowest pH is: A. HC2H302(ac) B. NH3(ac) C. NaOH(ac) D. HNO3(ac) ??

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Q: 20) Which of the following alkyl halides is most likely to undergo rearrangement in an SNI reaction?…

A: SN1 reaction of alkyl halides involves a heterolytic cleavage of the carbon-halogen bond resulting…

Q: CH3-CH2-COO-CH2-CH2-CH3

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Q: Use this data to answer the following questions. Write the rate law for this reaction. rate = k…

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Q: The methoxy substituent on the benzene ring makes it less active than the unsubstituted benzene…

A: Given statement is  :  The methoxy substituent on the benzene ring makes it less active than the…

Q: What are  the limitations of using  molecular/size exclusion chromatography?

A: In SEC, mass is not measured so much as the hydrodynamic volume of the polymer molecules, that is,…

Q: What is the color of Methyl Orange in Caustic Potash?  a. Red b. Deep Blue c. Faint pink d. Faint…

A: What is the color of Methyl Orange in Caustic Potash?

Q: The Polyhydroxy aldehyde or a ployhydroxy ketone is also known as a) ester b) fat c) carbohydrate…

A: