antioxidants

Q: What is the chemoselectivity issue in the following reaction? You may wish to consult the datasheet…

A: GIVEN:-

Q: Consider the coordination complex [Cr(OH2)3CI3]Br3 Identify the ligands by name (include the word…

A: Given complex--- [Cr(OH2)3Cl3]Br3

Q: A student determined that it took 5.65 mL of NBS to reach an endpoint with a standard solution that…

A: Solution - According to the question - Given - 5.65 mL NBS is used to reach end point concentration…

Q: Question 2: In each of the compounds below, find the stereocenter, label the four groups from 1 to 4…

A: The R-S configuration is given to a stereocenter using Cahn-Ingold-Prelog (CIP) rules.  The…

Q: For each of the following sets of ionic substances, arrange the members in order of increasing…

A: Lattice energy is defined as the amount of energy required to a mole of solid ionic compound to its…

Q: What is the molar solubility of PbBr2 in a 0.500 M Pb(NO3)2 solution?

A: Ksp of PbBr2 = 6.60 x 10-6 Pb(NO3)2 ----> Pb+2       +          2NO3- PbBr2 ----> Pb+2 + 2Br-…

Q: Given the following sets of values, calculate the unknown quantity. (The gas is butane) P= 1.01 atm…

A: According to the ideal gas equation, the product of pressure and volume is equal to the product no…

Q: - Use Le Chatelier's Principle to answer the questions about the following reversible reaction: 204…

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Q: Na A) The curved arrow(s) are going the wrong direction. B) The arrow is going from a site of high…

A: Lewis base is base which can abstract protan from the acid or abstract acidic hydrogen.

Q: Which statement below best describes the relationship between activation energy and the rate…

A: Activation energy: When the reactant molecules convert into the products, they required the minimum…

Q: Determine the enthalpy change, AH°, for the following reaction; N2(g) + 2H2(g) → N2H4() Given the…

A: Determine the enthalpy change of the following reaction ---

Q: A system absorbs 1.66E2 kJ of heat and the surroundings do 1.032E2 kJ of work on the system. What is…

A: We have to predict the change in internal energy of system.

Q: True or False 1. According to Dalton's law of partial pressure, the partial pressure of a component…

A: In this Question, we have to identify which statement is True or False.

Q: At 22 ∘C, an excess amount of a generic metal hydroxide, M(OH, is mixed with pure water. The…

A:

Q: 2. Arrange the following in increasing melting point NH2 CI CH3 a. CH3 H3C H3C CH3 b. H3C CH3 ČH3…

A: Melting point varies with intermolecular forces.  As forces increases melting point increases. Let's…

Q: Be sure to answer all parts. A 0.0110-g sample of a radioactive isotope with a half-life of 1.3 x…

A: The molar mass of the isotope can be calculated as follows

Q: d Show the mechanism for reaction A. e Reaction A was repeated with 2-bromo-2-methylpropane instead…

A: Note : According to our guidelines we are supposed to answer only first three subpart.  Kindly…

Q: In a damp climate, sodium sulfide has a strong “rot- ten egg" smell, characteristic of hydrogen…

A: Hydrogen sulphide is a colourless, flammable, extremely hazardous gas with a “rot- ten egg” smell.

Q: Amanda uses a balloon as a thermometer. She knows that at 271 K the balloon has a volume of 349…

A: we need to find the temperature of balloon under given conditions

Q: Which of the following reactions give the products shown under E2 conditions. Mark all correct…

A:

Q: Select the ions or atoms from the following sets that are isoelectronic with each other (a) OS O K*…

A: Isoelectronic species are known as atoms or ions that have the same number of electrons.

Q: Identify A, B, C, and D CHy-CH-C-CI so, AICI3 H,SO, B Pd/H2 COOH Br

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Q: Determine the pH during the titration of 28.1 ml of 0.170 M hydroiodic acid by 0.136 M sodium…

A: Given,  Volume HI = 28.1 mL  Molarity of HI = 0.170 M  Molarity of NaOH = 0.136 M  (1). What is the…

Q: What volume (in L) of oxygen at 26.8 °C and 1.38 atm is required for the complete combustion of 15.1…

A: Recall the reaction,  C2H4 + 3O2----> 2CO2 + 2H2O  mass of C2H4 = 15.1 g, molar mass =28 g mol-1…

Q: Discussion 1. Why Aniline point adopted a rough measure of the content aromatic? 2. Useful Aniline…

A:

Q: What is the maximum number of electrons in an atom that can have the following quantum numbers? (a)…

A: We have to predict the maximum number of electrons .

Q: From zoom lecture on green house gases Use information from the zoom lecture to briefly explain why…

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Q: Calculate the number of moles in a)2.25 g of KBr b) 60 mg of MgNH4PO4.

A: Calculate the number of moles in ---//

Q: Aniline is widely used in the dye and polymer industries. Calculate the pH and pOH of a 4.5 M…

A: Given: Concentration of aniline (a weak base of the form B) = 4.5 M

Q: In the reaction H2O2 (aq) --> H2O (l) + 1/2 O2 (g) the initial concentration of H2O2 is 0.2546 M,…

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Q: Erlenmeyer co ther Erlenmeyer 1 M NaHCO3 solution. Answer the following questions when both…

A:

Q: 1. Calculate the potential energy of the motorcycle that weighs 575 g when on steep hill 70 meter…

A: Given - Weight(m) = 575 gram =0.575 kg (1 kg = 1000 gm) Height(H) = 70 m Potential energy (PE) = mgH…

Q: Calculate the mass of Nal that would be necessary to yield the same conductivity as the NaCl…

A: Given , mass of NaCl = 0.1 g mass of NaI =0.1 g

Q: Give the equation for the quantum yield for the path that has T2, @2: (Use the following as…

A: To determine: Equation for the quantum yield for the path Γ2

Q: Calculate AG° and K at 25°C for the reactions. 7H2O + 2 Cr³+ + 3 Cl2 = Cr2 0,² + 6 Cl¯ + 14H+ = 0.03…

A:

Q: 2. H,O' workag HKI cat. NalOAch (-H0) reagens) R reapenis)S structure T structure U 1. CHI structure…

A: Let us discuss both the reactions.

Q: 14. Calculate K for the following reaction given the following equilibrium concentrations of PCI5,…

A:

Q: What is the pH of a 3.1 M potassium hydroxide, KOH, solution at 25oC  , knowing that Kw = 1.0 x…

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Q: 17. 0.60 mol of Br2 and 0.60 mol of Cl2 are placed in a 1.00 L flask and allowed to reach…

A:

Q: Classify the acids as binary acids or oxoacids. Binary acid Охоасid Answer Bank HFO HIO4 HB¡O3 HFO2…

A: Binary acid - A binary acids are binary compounds in which hydrogen is combined with a nonmetallic…

Q: coffee cup is found to have a volume of  263 mL. Using unit analysis, show what the volume of this…

A: By unit analysis we can conclude that, 1 L = 1000 ml         OR 1000 ml = 1L

Q: Write the complete mechanism (including intermediates) for the reaction of trans-stilbene with…

A:

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy is a measure of randomness of a system.

Q: Based on density, which of these four plastics would be expected to sink in water? Note: Use the…

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If…

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

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Q: One Erlenmeyer contains 50 mL of 0.1 M Na2CO3 solution, the other Erlenmeyer contains 50 ml of 0.1 M…

A: Here we have to determine the volume of HCl solution of 0.1M needed to react with 50 ml of 0f 0.1 M…

Q: QUESTION 11 Which of the following alkyl bromides undergoes solvolysis in methanol without…

A:

Q: 6. The E° of an iron-chromium electrochemical cell containing Fe(NO,)2 and Cr(NO,)2) is A. +1.36 V…

A: Answer: B. +0.46 V

Q: Draw the skeletal structures of the hydrolysis products carboxylic acid and alcohol formed when the…

A: Given compounds is , CH3(CH2)12COO(CH2)25CH3 This is ester and ester on hydrolysis forms carboxylic…