H3c. and CH CHs CH, CHS CH

Q: Because water was not supposed to react with any of the reagents or indicators used in this…

A: Given that, Water was not supposed to react with any of the reagents or indicators used in this…

Q: Which of the following is the function of Flame or Emission system in Atomic Absorption…

A: The function of Flame or Emission system in Atomic Absorption Spectroscopy is to reduce the sample…

Q: Cr2O3 (s) + 3 H2S (g) → Cr2 S3 (s) + 3 H2O (1) Chromium(III) oxide reacts with hydrogen sulfide gas…

A: 1) Mass of Cr2O3=8 g , Molar mass = 152 g mol-1 Mass of  Cr2S3=?, Molar mass=200 g mol-1

Q: Which of the following is TRUE for emission spectra? Group of answer choices A. Excitation…

A: Emission spectra arise due to the emission of electromagnetic radiation due to the movement of…

Q: The main chemicals present in a cup of coffee are water, caffeine, and tannins (acidic polyphenols…

A: The density of water containing coffee(aqueous layer) is around 1.00 g/mL Given the density of the…

Q: 35.00 mL of 0.450 M sodium hydroxide was reacted with 12.00 mL of 0.500 M phosphoric acid (H3PO4)…

A: No of moles = Molarity * Volume (L) Moles of NaOH = 0.45 M * 0.035 L = 0.01575 mol Moles of…

Q: Use standard enthalpies of formation to calculate AHn for the following reaction: CaO(s) + CO2…

A:

Q: derege for en lling will entrery projesses. increase Folding Inundry flowers Arronging

A: a) The reaction given is, => SO2 (g) + 2 H2S (g) → 2 S (s) + 2 H2O (g)

Q: Like many of the molecules we have studied in this class, propene (structure shown below) can be…

A: Propene contains three pi- electrons  HOMO - Highest Occupied Molecular Orbital LUMO - Lowest…

Q: Determine if the redox reaction of iron and water to form ferric chloride is spontaneous at 29°C.…

A: Given,

Q: A 25.00 mL sample of magnesium hydroxide solution is titrated with 0.00500 M HCI and 2 drops of…

A:

Q: 32 solid liquid 16- gas 200 400 temperature (K) Use this diagram to answer the following questions.…

A: 1.) We would use the given temperature and pressure values to check the state.  2.), 3) For the…

Q: how the step(s) necessary to tran cht. (CH3),CCH¿CH

A: Question 01: According to the question, we need to convert 3,3-dimethyl butanal to 3,3-dimethyl…

Q: A 100.0 ml. solution containing 0.794 g of maleic acid (MW = 116.072 g/mol) is titrated with 0.228 M…

A: Given: Mass of maleic acid, H2M = 0.794 g. Volume of solution = 100.0 mL = 0.100 L Volume of KOH…

Q: For the following data set: 18.3 g, 18.4 g, 18.3 g, 15.0 g Determine whether the questionable data…

A:

Q: carbonyl compounds will NOT undergo Aldol addition reactions when treated with aqueous sodium…

A:

Q: Be sure to aDSwer all parts. Gire the IUPAC name for the following compound. CH;CH,CH(CH;)C=CCH;CH,…

A: In this question we have to tell the IUPAC name of the compound.

Q: 22. The biosynthesis of phospholipids requires an activation of intermediate. Here is the list of…

A: Phospholipids are biomolecules having the following properties : They are a special class of lipid…

Q: Q1: 10.00 gram of/Ca3(PO4)2.7H20 was dissolved in 2.0L calculate the following: 1- pCa 2- wt/vol% P…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: You have two objects that are made of materials that have the same chemical composition, but…

A: As each and every material is made up of small particles. The internal ordered arrangement of these…

Q: mportant values if needed for this question. The decomposition of dinitrogen pentoxide in carbon…

A:

Q: A 0.608 g sample of a protein was dissolved in 25.00 ml of water and the resulting osmotic pressure…

A:

Q: 6. Arrange the following 0.01 M substances in order of increasing pH. HNO3: pK, = -1.38 HNO2: pka =…

A:

Q: objecti syntnesizing, characterization and ligand exchange of arene molybdenum complexes using…

A:

Q: व१rOSST्यe thtu nettक की फेह PoHgणed कnaवेट सिन्ल 1,4-b4tanedioic acid and1,3-bytamediamine

A: The monomers given are 1,4-butanedioic acid and 1,3-butanediamine.

Q: Substance X is known to exist at 1 atm in the solid, liquid, or vapor phase, depending on the…

A: Given:

Q: 13. Write the product of the reaction below and the mechanism of its formation. Show the movement of…

A:

Q: In questions 5-7. consider the following two reactions and the corresponding enthalpy change CH…

A: Recall the given reaction of formation of methanol from methane and oxygen. 2CH4(g) + O2(g)…

Q: How many moles of nitrogen monoxide can be made from 10.18 moles of nitrogen dioxide? nitrogen…

A: Given, Moles of NO2=10.18 moles  Moles of NO= ?

Q: (b) The reaction (R)-2-chloro-3-methylbutane with KOH shown below, resulted in a mixture of three…

A:

Q: 1. Given the following systems at equilibrium: Write Keg. a) 302(g) → 203(g) b) N2O3(g) → 2NO2(g) +…

A: Equilibrium is a state of reaction at which rate of forward reaction become equal to rate of…

Q: A corrosion cell consists of copper(Cu) with an sheet area of 250cm2 and the density of the current…

A: Given: Surface area of Cu = 250 cm2  Surface area of Fe = 25 cm2  And current density passing = 0.5…

Q: 1. NaOEt 2. CH,Br 3. NAÕH 4. Н,О, Д HO HO, HO HO

A:

Q: What other metals we can detect with Spectroscopic analysis?

A: Heavy metals ions like lead(Pb2+), cadmium(Cd2+), zinc(Zn2+), arsenic(As2+), mercury(Hg2+) etc. can…

Q: Write definitions of the terms atomic number and mass number. Which of these can vary without…

A: Atomic number :-  Atomic number is the number of a chemical element in the periodic system, whereby…

Q: How long will it take to plate out 1.0 g Ni from aqueous Ni2+ with a current of 105.9 A? HOW DO WE…

A: Given: Mass of Ni to be plated out = 1.0 g. Current pass = 105.9 A.

Q: 1. 2. 3.

A: For all the nomenclature of given structures, it is very important to decide the proper basic unit…

Q: Based on the theoretical result, what is the order of reactivity of primary, secondary, and tertiary…

A: 1.  Reaction of alkyl halide with NaI, acetone is a SN2 reaction. The order of stability of alkyl…

Q: 2. At 21.8°C, Keg = 1.2 x10-4 for the equilibrium NH4HS(s) > NH3(g) + H2S(g) Calculate the…

A: We are given : Keq = 1.2 * 10-4 Reaction :    NH4HS(s)         --------->    NH3(g)   + H2S(g)

Q: The energy E of the electron in a hydrogen atom can be calculated from the Bohr formula: R E=- n In…

A: Given that, Transition of the electron from an orbital with n=3(n1) to an orbital with n=11(n2)…

Q: 3. At 100°C, Keq = 0.078 for the following reaction: SO2Cl2(g) → SO2(g) + Cl2(g) In an equilibrium…

A: Given reaction is :  SO2Cl2 (g) <-----------> SO2 (g) + Cl2 (g) , Keq = 0.078  Equilibrium…

Q: Identify the enol form of each keto toutomer. A. HO IC. D1 OH C. B1 B. D. A1 HO. C1 B.

A: In this question we have to tell the enol form of keto form.

Q: Which of these solutions has the highest boiling point? A. 0.750 m Na2S B. 0.750 m C12H22O11 C. All…

A:

Q: How many mL of 0.625 M KBr are needed to prepare 2.50L of 0.0500 M KBr? A) 31.3 mL B) 0.0200 mL C)…

A: Which one of the following is correct answer

Q: 5. At 25°C, the K, for a certain monoprotic base B is 2.5x10. What will be the K value for the given…

A: Given that, Ka =2.5×10-5 Kb= ?

Q: What is the purpose of the buffer salts?   The buffer salts serve to make water a better conductor…

A: To explain the purpose of the buffer salts.

Q: Describe the differences between alpha and beta secondary structures of proteins. osu struc.

A: Proteins are nitrogenous organic compound present in living cells and responsible for different type…

Q: Determine the order with respect to DER

A: The plot of the rate of reaction with the concentration of DER is given as,

Q: What will be the solubility of Fe(OH)3 (Ksp in a solution buffered at pH 8.00? = 1.60x10-39) (Hint:…

A:

Q: In a titration of methylamine CH3NH2 (pKb = 3.34) with HNO3, which of the following color indicator…

A: At equivalence point, the weak base, methylamine CH3NH2 is completely converted to the conjugate…