What is the partial pressure of nitrogen in air at atmospheric pressure (1 atm)? Assume ideal behavior.

Q: The viscosity of Cl₂ gas at 293 K and 1.0 atm is 120 up, using these data, what would be the…

A: The expression to calculate the collisional cross-section of a molecule is: σ = 1 / 3 [(8RT / πM)1/2…

Q: What will be observed if distilled water (pH 6.5) is electrolyzed between two Pt electrodes at a…

A: The answer is attached below-

Q: The major product of the following reaction is : _COCH3 (i) KMnO4/ КОН, Д (ii) H2SO4 (dil) CH3

A: The alkyl group attached to the benzene ring having at least one hydrogen atom at the key atom can…

Q: II. Write the structural formula for the major organic products from each of the following…

A: 1st reaction is esterification reaction.  2nd reaction is hydrolysis of amide. It produces…

Q: 28. A cell that functions spontaneously through a chemical reaction is a cell; Select one: a.…

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Q: What structure will characterize the intermediate in this reaction mechanism, * after the leaving…

A: Detail description is given below

Q: What is the concentration (M) of hydronium ions in a solution that at 25.0°C has a pH = 4.282?…

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Q: Take three ml each of primary alcohol, secondary and tertiary alcohol in three test tubes. Add an…

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Q: What are the substances found in the supernatant liquid that must be discarded in DNA extraction

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Q: 36. The ring-opening of cyclic ethers happens through cleavage by suitable nucleophiles. Which among…

A: ✓Epoxides are a class of organic compounds. ✓Epoxides (also known as oxiranes) are three-membered…

Q: 67. Ethanol is heated with an acidified potassium manganate (VII) solution. What would be the…

A: Option A is correct. Because acidified pottasium permanganate oxidizes primary alcohol to aldehyde…

Q: 57. Which of the following statements incorrectly describes phenols? A. Phenols are soluble in…

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Q: 1.  A 0.9882 gram sample of iron ore is dissolved, the iron reduced to Fe2+, and the solution was…

A: #1: Given the mass of the iron ore sample = 0.9882 g  Volume of 0.02065 M KMnO4 used for the…

Q: The following is an UV-Vis schematic diagram. Based on this diagram, answer the following questions:…

A: To answer: What kind of spectrophotometer (single or double beam) as shown in the diagram? Give a…

Q: 15. According to Brönsted and Lowrry an acid and a base are species that behave respectively:…

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Q: What molecular forces are responsible for protein 2° structure? A Name 4 types of molecular forces…

A: Proteins can be arranged into 4 different types of structures based on the sequence of the amino…

Q: The data in the following table were extracted from a gas chromatographic analysis of a two-…

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Q: [According to Dalton: Atoms of a given element are identical O False O True

A: A lot of scientists studied about the composition of matter. Then it was discovered that matter is…

Q: Q2. The scientist who used the term "nanotechnology" is: O Sumio lijima O Eric Drexler O Richard…

A: Nanotechnology is used to study and explore the application of nanoparticles.

Q: ASSERTION: The addition of 1 mole of alcohol to an aldehyde gives a hemiacetal, and to a ketone a…

A: 1 mole of alcohol in acidic medium gives hemiacetal with aldehyde and hemi ketal with ketone. The…

Q: The Kf (complex formation constant) of [Ag(en)₂*] > is 5.0x107. The standard reduction potential E°…

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Q: 2. Compound Bhas a molecular formula of Ci.H2O2. It has a characteristic IR signal at around 1700…

A: The proton and carbon NMR helps us to find the structure of unknown organic compound.

Q: What is the correct name for the following compound? H.C. Select one: a. m-ethylacetophenone Ob.…

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Q: 34. The acidity of the carboxyl functional group is attributed to several molecular properties.…

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Q: * When dissolved 30% wt of NaCl in water solution and the weight of solution is 112 g calculate the…

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Q: What is the type of hybridization of the carboxyl carbon in the mechanism? Osp1.5 Osp3 Osp2 O sp

A: The hybridisation of an atom depends upon the number of Sigma bond attached to it.

Q: Chemistry Briefly define, describe or illustrate the following concepts: a) Crystal field theory b)…

A: crystal field theory, crystal field stabilization energy, chelating agent

Q: 10. Evaluate the given statements: Williamson-Ether synthesis follows the SN2 mechanism instead of…

A: A multiple choice question based on introduction to organic chemistry that is to be accomplished.

Q: 36. The ring-opening of cyclic ethers happens through cleavage by suitable nucleophiles. Which among…

A: ✓Epoxide, cyclic ether with a three-membered ring. The basic structure of an epoxide contains an…

Q: Three aqueous solution are given calculate the motality for these solutions, 9250 ml. of 2.90 on m…

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Q: What is the reaction involved in this experiment?

A: In this experiment we determine the %(w/w) composition of H2O2 by reacting it with KMnO4(aq) or…

Q: O-hydroxybenzoic acid is a major product formed with phenol and which other reactant/s I-primary…

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Q: Homework Q1:- Find the external work done by the system in kcal, when 10 kcal of heat is supplied to…

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Q: +||+ 39. This aldehyde is useful for its vanilla flavoring hence the trivial name, vanillin. A. B.…

A: ✓Vanillin is an organic compound with the molecular formula C8H8O3. It is a phenolic aldehyde. Its…

Q: If HX is a weak acid. An aqueous solution of HX is prepared by dissolving 0.020 mol of HX in enough…

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Q: e What is the correct name for the following compound? H₂C₂ Select one: a. m-ethylacetophenone Ob.…

A: We will consider acetophenone as a main chain and ethyl group as a branch.

Q: In many areas, the drinking water standard for nitrate ions is 5.00 ppb. Calculate the mass, in μg,…

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Q: Briefly explain the principles of APCI mass spectrometry

A: APCI mass spectrometry principle:   The Principle of APCI Figure 1. Schematic illustration of the…

Q: Identify the conjugate base of HCO3-in the following reaction CO32- + HSO4-↔HCO3- + SO42-…

A: The substance which donates a proton is called acid and the substance formed after donation of…

Q: Homework Q1:- Find the external work done by the system in kcal, when 10 kcal of heat is supplied to…

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Q: (88) (89) (90)

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Q: Which substance CANNOT decolorize bromine water? Substance A Substance B O Substance C O Substance D

A: Organic chemistry is branch of chemistry in which organic reactant react to form organic products.

Q: IR Spectrum (KBr disc) 4000 100 80 deteleledel 30 40 your 3000 80 13C NMR Spectrum (100.0 MHz D₂O…

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Q: In RPLC, Compound A is more polar than compound B.  In which column will compound A be more retained…

A: To answer: In RPLC, Compound A is more polar than compound B.  In which column will compound A be…

Q: Draw the condensed structural formula of the following compounds: acid a)…

A: To draw the condensed structural formula of the following compounds:

Q: . Give the balanced molecular equation of the following: a. CoCl2 + H2 (Hydrogen Gas) b. CoCl2 +…

A: When CoCl2 react with H2 gas , Cobalt metal and HCl will be formed. molecular reaction : CoCl2(aq) +…

Q: The atomic masses of 79Br and 81Br are 78.918336 and 80.916290 amu, respectively. The average atomic…

A: Given, Isotopes         mass      natural abundance 79Br   m1 = 78.918336 amu   n1 = x  81Br   m2 =…

Q: sample of carbon monoxide gas was collected in a 2.0 L flask by displacing water at 28 °C and 810…

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Q: 53. ASSERTION: Acetylene on treatment with alkaline KMnO4 produce acetaldehyde. REASON: Alkaline…

A: Answer no. 53 as specified.

Q: The molecule Cl2BBCl2 is nonpolar. True or false?

A: