According to the following TLC, choose all compounds that are present in the crude sample, before recrystallization? 1 methyl benzoate   2 triphenylmethanol   3 a non-polar impurity such as biphenyl

Q: Add curved arrow(s) to draw the next step of the mechanism. Modify the given drawing of the products…

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: Classify each reaction as addition, elimination, substitution, rearrangement, oxidation, or…

A: Determine the type of reaction when given compound is react with chlorine molecules.

Q: how do you know the chemical shift of the nmr of a chemical for example nylon 6,10 . how do you knoe…

A: To find the chemical shift values of nylon 6,10.

Q: 1) NBS 2) KNO3 Conc. H₂SO4

A: To draw the structure of product formed in the given reaction

Q: When answering this problem, report the answer with the appropriate number of significant figures.…

A: The objective of the question is to determine the moles of solute present.It is given that,The mass…

Q: Five samples of xenon gas are described in the table below. Rank the samples in order of increasing…

A: Given: Temperature of each sample of gas is ,Determine the rank of the samples in order of increase…

Q: What quantity of moles of glucose (C6H12O6) is in 0.500 solution? L of a 0.400 M

A: Given :Volume of solution = 0.500 Lmolarity of solution = 0.400 M = 0.400 mol / LWe need to…

Q: A solution consists of 39.2 g of ethanol (CH3CH2OH), 139.8 g water, and has a volume of 185 mL.…

A:

Q: Standard Sodium Chloride Weighed mass of NaCl Purity of NaCl Molar concentration of NaCl using…

A: Molar concentration of NaCl :M = ​(m × p)/ ( V × Mw )​ where M is molarity, m is mass, p is purity,…

Q: Please draw the vsepr shape of (S406)2-

A: According to the VSEPR theory, every atom in a molecule will acquire a shape that reduces the…

Q: N 1) NBS 2) KNO3 Conc. H₂SO4

A: In the reaction of isoquinone with NBS (N-bromosuccinimide) followed by the addition of KNO3, a…

Q: Draw the organic product of the reaction below. Show stereochemistry when relevant. If the product…

A:

Q: how many moles of nitrogen needed for complete reaction with 9 moles of hydrogen?

A: Moles of Hydrogen = 9 molesNitrogen reacts with hydrogen completely.We need to calculate the moles…

Q: **Read Carefully." Which functional groups below would likely be hydrophilic (interact with water…

A: The objective of the question is to estimate the hydrophilic functional group from the given…

Q: 9. Answer the questions based on the molecule below: a) Molecular formula: b) IUPAC name: c) Draw 3…

A: The given compound is

Q: Predict the major products of this reaction. hv ? Draw only the major product or products in the…

A: The question is based on organic reactions.We need to identify the product and explain its…

Q: d) e) type type a) LDA, THF b) BnBr, THF

A: The question is based on organic reactions.We need to identify the product and explain its…

Q: 1. 2. NaOEt Mg2+ Br a Proton transfer b = Lewis acid/base c = Electrophilic addition EtOH H₂SO4/H₂O…

A: 1)For E2 elimination leaving group and beta hydrogen atom in the substrate should be antiperiplanar…

Q: Find the volume of HCl gas at STP required to prepare 2.95 L of a 0.179 m HCl solution (assume water…

A: The molality of solution = 0.179 mVolume of solution = 2.95 LDensity of volume = 1 g/ml

Q: 9.a. Circle all the appropriate terms. Cl x= Me Cl t-Bu- The two molecules drawn above are…

A: To find out the relation between given pairs

Q: Aqueous sulfuric acid (H₂SO4) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Answer:-This question is answered by using the simple concept of stoichiometry which involves the…

Q: Draw structural formulas for the major organic product of the reagents shown. OCH3 OCH3 + HNO3 H₂SO4

A: The objective of the question is to find the major organic product obtained from the given reaction…

Q: For the reaction 2H₂O2(aq) → 2H₂0(l) + O₂(g) the following experimental data was obtained for the…

A: Rate law is an expression which relates rate of reaction, Rate constant and concentration of…

Q: a) What is the rule for multiplication and division? b) Calculate the following and report in the…

A: a) In the case of addition and subtraction, the answer reported should have the same number of…

Q: vii. viii. Mechanism: Mechanism: + + HCI 2 HBr 2. Identify the major product for the reactions below…

A: In presence of strong acids, alkene compounds undergo reactions by formation of carbocation…

Q: Calculate the kinetic energy of Ne, Ar. and Kr at 287 K.

A: Answer:Average kinetic energy of one mole of monoatomic gas is:Here:

Q: 2. 1-2 主

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: An arctic weather balloon is filled with 14.2 L of helium gas inside a prep shed. The temperature…

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

Q: Identify the number written in correct scientific notation. 9.52 × 10² 0.02 × 10-5 O 10.4 x 10¹ 0.78…

A: The scientific notation is a method used to express numbers that are too small or large to be…

Q: 4. Write the name of the following compounds. CI a. CH₂CHCHCH₂CH, CH, b. CH,CH,CCH,CHCH, С CH, CH,…

A:

Q: Consider this step in a radical r- Br Br:

A: In the process of halogenation of alkanes, there occurs replacement of one or more hydrogen atoms by…

Q: Write a mechanism to account for the following transformation. o-xylene 170 °C + CO

A:

Q: The alkene 3-methyl-1-butene is reacted with Br₂ in aqueous solution. Br₂, H₂O

A: We have to find the product when 3-methyl-1-butene will react with Br2 in aqueous solution.

Q: Some N₂ gas is mixed with some O₂ gas, and the sketch below shows a representative sample of the…

A: To calculate the partial pressure of each gas present in the container, one uses Dalton's Law of…

Q: An arctic weather balloon is filled with 12.0 L of helium gas inside a prep shed. The temperature…

A: The relationship between the absolute temperature (T) and volume (V)  of a gaseous substance at a…

Q: A chemist prepares a solution of mercury(I) chloride (Hg₂Cl₂) by measuring out 1.96 mg of mercury(1)…

A: The mass of mercury (I) chloride (Hg2Cl2) is 1.96 mg.The volume of the solution is 500. mL.To find…

Q: A 11.7MHCIO4 (aq) solution has a density of 1.671g/ml. Use this information to calculate m the…

A: Molarity of HClO4 = 11.7 MDensity of Solution = 1.671 g/mLAssume the volume of solution be 1 L =…

Q: Consider this step in a radical reaction: Br .CH3 ? What type of step is this? Check all that apply.…

A: The given reaction is one of the steps of the free-radical mechanism. It involves the reaction of an…

Q: Calculate the amount of heat needed to melt 77.7 g of solid hexane (C6H₁4) and bring it to a…

A: Given,mass of solid hexane ( C6H14 ) = 77.7 gTemperature = -43.6 °Cfrom the reference:Heat of fusion…

Q: A solution is prepared by mixing 20.0 mL of 0.100M Fe(NO3)3 with 20.0 mL of 0.00300M KSCN and 10.0…

A: The question is based on the concept of molarity.Molarity is a method of expressing concentration of…

Q: Predict the splitting pattern predicted for the circled proton in the structure below. H3C. H₂ H₂…

A: Circled proton have adjacent keto group and there is no adjacent hydrogen atoms and hence circled…

Q: An equilibrium mixture of gases contains 0.500 moles of carbon monoxide, 2.00 moles of water vapor,…

A: Answer:For any reaction, value of equilibrium constant is equal to the ratio of molar concentration…

Q: 120 110- 100- 90- 80- 70- 60- 50- 40- 30- 20- 10- 4000 3565.50 3500 3000 2930.51 2858.03 2500 2000…

A: The question is based on the concept of organic spectroscopy. We need to analyse the spectral data.

Q: For each chemical reaction listed in the table below, decide whether the highlighted atom is being…

A: Oxidation: The process of increase in the oxidation state of the element is called oxidation and the…

Q: Alkali metals are often used to remove traces of water from organic solvents, such as diethyl ether.…

A: “Since you have posted a question with multiple questions, we will provide the solution only to the…

Q: Draw the organic and inorganic products for the following acid/base reaction. H + LY Select Draw the…

A: Organic compounds are compounds that are made up of carbon and hydrogen Carbon is represented by…

Q: How did you calculate to get 17.6 KJ

A: ln  = P1 is vapour pressure at temperature T1.P2 is vapour pressure at temperature T2.ΔHvap =…

Q: Some chemical reactants are listed in the table below. Complete the table by filling in the…

A:

Q: Below is the ¹H NMR spectrum for para-methylaniline. Use this spectrum to answer the following 4…

A: To assign the protons related to each 1H NMR signals

Q: Draw a resonance structure that places a pi bond in a different position. Include all lone pairs in…

A: If the Lewis structure of a molecule or ion cannot be explained by a single structure then more than…