Which one structure is consistent with the proton-decoupled ¹3C-NMR spectrum below? 140 120 2 overlapping peaks 100 80 PPM 60 40 20 0

Q: What is Van dorn water sampler

A:

Q: Write a synthesis for this Organic Chemistry Reaction.

A: cyclohexane-1,4-dione undergoes aldol condensation with formaldehyde in the presence of strong base…

Q: I. III. 0 NNCH 3 MeOH OCH3 OH OCH3 II. IV. COH MeOH

A: ->Nucleophilic addition-elimination reactions, involves the addition of a nucleophile to a…

Q: a common preservative used in hematology and blood bank

A: Different types of preservatives are used as per the laboratory requirement. Preservatives used in…

Q: The Q vs time plot below represents which of the following disturbances to this chemical…

A: The given curve indicates that the reaction is in equilibrium,The given Reaction is an acid base…

Q: The order from high to low of ointment bases in terms of affinity to water: Select one: O a. water…

A: Ointment bases are the substances that are added to active ingredient forming the appropriate base…

Q: Try the best straight line through this graph and determine the aspirin tablet molarity from it’s…

A: Given: To find: the molarity of aspirin tablet

Q: Calculate: a) The average amount of paracetamol per tablet using both the calibration curve and the…

A: We will plot a calibration curve with absorbance as y axis and concentration as x axis which will…

Q: NaOH, H2O H.

A: Aldol Condensation Reaction In this reaction an enolate ion reacts with carbonyl compound to produce…

Q: e) f) Br₂ CC14 1) BH3, THF 2) H₂O₂, OH

A:

Q: QUESTION 28 Using the rules that we learned in class, write the name of MnO2. QUESTION 29 Using the…

A: Rules for naming simple ionic compounds - First of identify metal and non metal in compound.Name the…

Q: Using axis and planes of symmetry: What is the maximum number of signals this molecule will give on…

A: In a molecule containing equivalent protons will have same chemical shift value.If protons are…

Q: CH3 OHC1, RCO3 H OHCI O Cl₂ O H₂O, Cl₂ CH3 -Cl

A: Answer:Electrophilic addition reaction is the characteristic reaction of alkene where electrophile…

Q: diffrentiate between oil in water emulsion and water in oil emulsion.

A: Dispersed phase and dispersion medium are liquids in the colloidal systems. Such liquid systems are…

Q: CH₂COOH(aq) is classified as a # acid. The reaction equation with water utilizes which of the…

A: A weak acid is that acid which do not undergo complete dissociation in water.

Q: Develop and formulate a toothpaste for consumers with sensitive teeth. Design a formulation using…

A: The tooth paste contains ingredients that block pain sensor that is respond environmental conditions…

Q: b. +

A: Resonance structures are alternative lewis structures that represent possible electrons…

Q: Topic: Pricing the Prescription  1. Solve the Professional fee and Mark up % 2. What is the…

A: The objective of this question is to show the determining the professional fee, the markup…

Q: Solution Concentration of FeSCN2+ (M) Absorbance 1 0.0000491…

A: According to Beer Lambert law, the absorbance of any solution is directly proportional to the…

Q: make a suggestion why dipentene used for cleaning purpose is more easily biodegradable than mineral…

A: Answer - Dipentene - Dipentene is used as a solvent for resins, alkyds and waxes and to make paints,…

Q: Consider the following data set: Sample 100 µg/mL CuSO4 standard 200 μg/mL CuSO4 standard 300 μg/mL…

A:

Q: The local anesthetic novocaine is the hudrogen chioride salt

A: The overall reaction is: Calculation of Ka of novocaine:

Q: C/ поведен НО OH SOCIz Pyridine

A: SOCl2 known as thionyl chloride used to convert carboxylic acids to acid chlorides. The reaction…

Q: wet gum and dry gum method, what apparatus is use to triturate the emulsifier, oil and water?   a…

A: An emulsion can be defined as a mixture of two or more than two liquids that are immiscible with…

Q: Он only source of C OH

A: In the given question we have to predict the mechanism of the reaction.The given reactant is an…

Q: e) Which of the following formulations can be used to make a liniment a) 0) and (i) ) and () O…

A: e) The formulation that can be used to make liniment are Suspension Solution Emulsion

Q: Draw the starting monomeric structure that would lead to this addition polymer. Drawing. BuLi

A: A monomeric unit of the given polymer is obtained by breaking polymeric bonds and introducing a…

Q: H3C. IUPAC name: pentyl propanoate Incorrect CH3

A: The given compound

Q: What is the purpose of adding charcoal in toothpaste formulation? Is it approved by American Dental…

A: Ans. Purpose of adding charcoal in toothpaste formulation: Recently, charcoal-containing…

Q: What should go in place of X? A) As B) Se C) Os D) O Y 76 Z

A:

Q: If a 103 g sample of the liquid iodobenzene has a volume of 56.4 mL, what is the specific gravity of…

A: Given: mass of iodobenzene = m = 103 g            Volume of iodobenzene= V =56.4 mL  Required:…

Q: Write the resulting linear regression equation and R² of the plotted standard calibration curve.

A: To provide the regression equation and the R2 value of the plotted standard calibration curve.

Q: HO- - OH 1 solute 1₂ | OH OH 1 CH₂-CH-CH-CH-CH-C-H H NHINO, I OH Which is the better solvent? || H…

A: is a nonpolar molecule. is a nonpolar solvent. is a polar solvent.Like dissolves the like. So, the…

Q: Assuming

A: Extinction co-efficient = 0.01662 Lmg-1cm-1 Concentration of unknown sample = 14.634g/ Explanation~

Q: How much of the suspending agent is needed to prepare a 60-mL preparation of Aluminum hydroxide gel…

A:

Q: ECH CH3

A: Given are organic reactions. In reaction 1, reactant is alkyne.In reaction 2, reactant is alkene.

Q: In tablet formulation, what is the importance of using Avicel® PH grades as excipient?

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Q: 1. NaOCH3/CH₂OH 2. CH3CHO 3. H30+ ОН CH3

A: The alpha hydrogen of carbonyl compounds is acidic in nature and it is removed as a proton in the…

Q: What is Kemmerer water sampler

A: Kemmerer water sampler :- It is a device that makes it possible to obtain a sample of water from…