Why are antioxidants important to the body? O They increase the likelihood of cancer. O They slow the oxidation process. O They help to break down glucose. O They help blood flow.

Q: What is the name of the compound whose formula is (CH3)2AsO2H? A.) Arsenous acid B.) Arsenic acid…

A: Organometallic compound : Organometaliic compound are those compound in which there is covalent bond…

Q: Calculate the concentrations of [H3O+], [HSO4-] and [SO42-] in 0.50 M sulfuric acid solution at…

A:

Q: What is precipitation-titration? Then, briefly and consisely describe the methodology employed in…

A: The titration in which precipitate is formed at the end of titration is considered precipitation…

Q: 20. Bronsted-Lowry defined a base as a. a substance that releases H+ b. a substance that releases OH…

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

Q: The attractive forces that exist between atoms in liquid helium are known as a. dipole-dipole forces…

A: For question 10, we have to find the attractive forces that are present in liquid helium. For…

Q: 3. 1. Which of the following is an alcohol? a. NaOH b. H3C-NH₂ C. OH d. CH 3 CH 2 OH e. a.…

A:

Q: 3.73. The frying of a hen's egg is a spontaneous reaction and has a negative Gibbs energy change.…

A: We have find out the answer.

Q: ¿Cuántos nodos tiene el OM siguiente?

A: The space around the nucleus where there is the maximum probability of the finding of the electron…

Q: 4) A thorium atom of mass 232.038 u decays by the emission of an alpha particle to a radium atom of…

A: The decay to Th to Ra and alpha particle is shown as  90Th232 → 88Ra228 + 2He4 + energy the…

Q: Draw the energy diagram of the given

A: Alkene gives an electrophilic addition reaction with hydrogen halide to form an alkyl halide.

Q: Homework: What mass of Ca(OH)2 is present in a sample if it is titrated to its equivalence point…

A:

Q: Part C If the compound has a molar mass of 156 g/mol, what is its molecular formula? Express your…

A:

Q: Write the following reactions by explaining the mechanism; Explain the stereochemistry at each step.…

A: Carbonyl centre is electrophilic in nature so favours nucleophilic attack .

Q: The two inherent advantages of performing atomic spectroscopy on atoms in the gas phase (vs. in…

A: The two inherent advantages of performing atomic spectroscopy on atoms in the gas phase (vs. in…

Q: Br Nal DMSO

A: With polar non protic solvent and strong nucleophile we refer SN2 reaction via inversion in…

Q: Indicate which pairs compounds, with the carbons shown, have the same oxidation level?

A: Oxidation level is decided on the basis of functional groups attached to carbon atom.

Q: Option ОН Option 3 OH OH OH EtOH Option 2 EtOH Option 4 EtOH ОН OH

A: Hemiacetals are formed by reaction of alcohol with carbonyl compound in presence of acid this…

Q: Which element is the excess reagent when 3.00 moles of Mg is ignited in 2.20 moles of pure oxygen in…

A:

Q: 1. Consider the Lewis structures shown below and answer the following questions: 0 N=Ö FO .0¹ N-Ö: D…

A:

Q: Tonya sold 160 sandwiches for $2.00 each. Each sandwich consisted of 4 oz of ham, two slices of…

A: Total number of sandwiches sold = 160 The selling price of each sandwich = $2.00 The selling price…

Q: At equilibrium, is the sum of the concentrations of all of the reactants always equal to the sum of…

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

Q: Comparing Na+ and Li+ ions and knowing that the atomic radius of Li is smaller than that of Na,…

A: The ability of an aqueous solution to convey an electric current is measured by its conductivity.…

Q: Consider these react 1 Reaction 1: Reaction 2: Reaction 3: H₂(g) + Cl₂(g) →→→ 2HCl(g) 20F2(g) ->…

A: Answer-528 g chlorine consumed

Q: 12. You have a chemical substance that has a molecular weight of 257.7 g/mol. You have 4.8 * 10…

A: Given - Molecular weight of substance= 257.7 g/mol We have 4.8×10^8 molecules/m^3

Q: Whats the formal charge of nitrogen in CNO Draw the lewis

A: In Lewis structure every atoms tries to complete their octet .

Q: 2 NO(g) + Br₂(g) → 2 NOBr(g); AH = -18.2 kJ COLUMN A Kp at 25°C COLUMN B Kp at 50°C

A: Using integrated van't Hoff equation, Kp can be determined at different temperatures.

Q: The boiling points for the compounds are 118 °C and 35 °C respectively. The solubility for both…

A: Ethers don't have a hydrogen atom attached to the oxygen atom like alcohols do (that is, no OH…

Q: 18. 19. The pH of a solution of HCI was found to be 3.4. The concentration of HCI of this solution…

A:

Q: How many of the following molecules do require an expanded octet on the central atom for its Lewis…

A: The molecules which has more than 8 electron requires expanded octet

Q: For each compound in the table below, decide whether there would be any hydrogen-bonding force…

A: Given compounds: N,N-dichloromethylamine hydrogen iodide hypobromous acid We have to find whether…

Q: ) Consider the reaction:  A  ⇌ B + C  Kc = 1.2. If the initial concentration of [A] = 0.610 M what…

A: the reaction: A ⇌ B + C Kc = 1.2. If the initial concentration of [A] = 0.610 M

Q: What is the pH of a 0.876 MHNO3 solution? 0.420 Ob. 0.057 OC. 0.535 Od. 0.244 a.

A: According to the question, The molarity (molar concentration ) of the HNO3 is given by = 0.876 M The…

Q: Which of the following will shift the equilibrium position of the give reaction to the left? There…

A: LeChatelier's principle: When factors like concentration, pressure, temperature, inert gases that…

Q: PRACTICE the skill Propose an efficient synthesis for the following transformation: OH x-a OH The…

A: Given A chemical reaction.

Q: calculate the density, in g/L, of CO2 at 50.149 torr and 16.20C. 1 atm = 760 torr The density of…

A:

Q: Question 1 * A 3.0 L vessel contained 2.24 mol of CO and 0.825 mol of H₂O. After 1 hour, equilibrium…

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

Q: 16. When cis-1,2-cyclopentanediol reacts with acetone in dry HCl, compound M is formed. What do you…

A: On the basis of compound M we can say about resistance against acid or base.

Q: In a reaction, 1.0 mol of Zinc reacts with 1.0 mol HCl and all the reactants are used up. In the…

A: In first case:  we're given, 1.0 mole of Zinc reacts 1.0 mol HCl and all the reactants are used up.…

Q: Draw the CFSE diagrams for the following 2 nickel complexes.

A: To draw the Crystal field splitting diagram of the following two complexes:  (i) Ni(Et2en)2(NCS)2…

Q: The actual yield can only be determined by: O Carrying out the reaction in a laboratory. Writing a…

A: We have been asked about determination of actual yield. We have been given four options and we have…

Q: The solution that was prepared has a pH of 5.61. How many hydroxide ions are pr esent in the…

A:

Q: Mac Reaction B: NH₂ H H H H H :Br: Draw the products of Reaction B. Incorrect

A: We have been given a reaction in which amide ion react with ethyl bromide and we have been asked to…

Q: How much ddH2O and absolute ethanol (100%, M.W.=46.07) do you need for making 500 ml of a 70% (v/v)…

A:

Q: Calculate the solubility product of AgCl at 25.0 °C, given the following data: AgCits)+eAg(s) +…

A:

Q: Calculate the hydroxide ion concentration in a 0.0100 M sodium hypochlorite solution. The acid…

A: We need to find the concentration of OH- ion in the 0.0100 M sodium hypochlorite solution. We are…

Q: 23. Which substance in the following reaction has undergone reduction? MnO4 (aq) + 5 C₂042 (aq) +…

A: When an atom, molecule, or ion obtains one or more electrons during a chemical reaction, the process…

Q: Why were some fuels called unleaded? I. Lead used to be added to diesel to improve its octane rating…

A: Any substance that can react with other materials to release energy as thermal energy or for use in…

Q: 4. Use Le Châtelier's principle to predict what will happen if the temperature of the following…

A: 4) LeChatelier's principle: When factors like concentration, pressure, temperature, inert gases that…

Q: If a reaction takes place using all oxygen available and leaving hydrogen available: Oxygen and…

A: A reaction takes place using all oxygen available and leaving hydrogen available .We have to…

Q: Which type of mass spectrometer ionization results in the greatest amount of fragmentation…

A: Ionization source that results in the greatest amount of fragmentation in mass spectrometer a)…

Vitamins and Coenzymes

A class of organic compounds needed in the human body for normal activities is known as vitamins. They are characterized into two parts depending upon their solubility in water. They can act as coenzymes, cofactors, or prosthetic groups for enzymes.