What is the purpose of using the following solutions in the titration of ascorbic acid in the peach sample? - Kl solution - Starch solution - HCl solution

Q: I need help finding the therotical yield from this video. I  got 2.49g for the answer finding the…

A: The balanced chemical equation for the formation of Grignard reagent is: Bromobenzene(C6H5Br) +…

Q: (88) (89) (90)

A:

Q: Convert 4.62 bars into atmospheres Your Answer: Answer

A:

Q: Please explain mechanism of action and major product?

A:

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

A:

Q: The mole is to the chemical amount as the gram is to mass False True *

A: The correct statement is given below

Q: Which of the following compounds are incapable of hydrogen bonding? A. Phenol B. Ether C. Alcohol D.…

A:

Q: The thiocyanate ion, SCN‒, can form bonds to metals through either S or N (see Problem 5.23). What…

A: Ligand can be defined as the species that can donate electrons to metal. For example ammonia,…

Q: Describe the preparation of I L of 5moll-2 HCL colution from concentrated acid/d=1019 g/m²: 37.500)

A: **As you have asked multiple questions, I am solving first question. Either resubmit other questions…

Q: Identify whether each structure, shown below, can participate in resonance and draw the associated…

A:

Q: The mole is to the chemical amount as the gram is to mass O True O False *

A: To measure amount of substance of a chemical compound, mole concept is used. 1 mole is equal to the…

Q: 31. How can the structure of the following molecule be changed in order to make it more acidic? A.…

A: Carboxylic acids can act as Brønsted-Lowry acids in aqueous solutions by releasing protons. The O-H…

Q: 1. Give the major product for the reactions in d and e. 2. Give the name of the structure in f.

A: The solutions are given below -

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

A:

Q: 1A. What weight (in grams) of oxalic acid (MW= 90 g/mol) will be required to prepare 1 liter of 0.25…

A:

Q: Predict the neutral organic product of the reaction. H₂SO4 H- + OH

A:

Q: IR Spectrum (KBr disc) 4000 100 80 3000 44 40 13C NMR Spectrum (100 0 MHz. D₂0 solution) 74 M 89 80…

A:

Q: 11. Nao CH₂CH3 √12. CH3BY (1 equiv) + H30 + heat

A: -> Base can abstract most acidic hydrogen from malonic ester and form nucleophile which can give…

Q: According to the reaction presented below: 3A ----> 2B The average rate of appearance of B is given…

A: The rate of the formation of the product or the rate of disappearance of the reactants is known as…

Q: Use this graph to answer the following questions: What is the half life of the reaction? Round your…

A: #Q.1: The chemical equation is: 2H3PO4(aq)  ---> P2O5(aq) + 3H2O(aq)  Initial(t = 0 s)…

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: Q1. The optical microscope can be used to generate magnified images of particles within a resolution…

A: ✓The resolution of an optical microscope is defined as the shortest distance between two points on a…

Q: Consider the following phase diagram: Vaporisation corresponds to which of the points on the…

A: Vaporization is the phase transition process in which liquid converts to gas

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

A:

Q: * Calculate the Molarity of solution have 20 g of Glucose sugar C12H22012 Dissolved in 125 g of…

A:

Q: What is the pH of 10.0 mL of 0.0020 M HCl?     3.70     10.0     5.70     2.70     0.70

A: Given the on concentration of HCl solution =  0.0020 M The pH of 10.0 mL of 0.0020 M HCl =

Q: 51. Which of the following statements is not true about ether molecules? A. The polarity of ether is…

A:

Q: ghs 68 kg is 45 years old and has severe hypomagnesaemia. m sulfate heptahydrate to be given…

A: According to the question, Jack who weighs 68 kg is 45 years old and has severe hypomagnesaemia. He…

Q: 1 mole of C is 12 gm and 1 mole of H 1 gm, How many atoms of (C) in CH4 O 2120000000000000000000000…

A:

Q: 29. The following anhydride is produced from a reaction of an acid chloride and a carboxylic acid in…

A: The anhydride is formed from the combination of carboxylic acid and acid chloride.  The general…

Q: A solution containing Z grams of polystyrene per 1.5 L has an osmotic pressure of 10 torr at 25C.…

A:

Q: At high temperatures, glass has a tendency to change its shape into a sphere. Assume that the…

A:

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: 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: For the coordination compound [Pd(CN)2(en)2][PtCl4]: How many unpaired d electrons are present in…

A: Solution:  We know that for any d block elements, the number of unpaired electron are calculated…

Q: Delocalization delocalization metallic bonding True False of electrons and of electrons can give…

A: The correct answer about metallic bonding is given below

Q: 73. O-hydroxybenzoic acid is a major product formed with phenol and which other reactant/s?…

A: Here, we have to find the reagents that will convert phenol to o-hydroxybenzoic acid as a major…

Q: 26. What is the pH of a buffer that is 0.12 M in lactic acid, CH3CH(OH)COOH, and 0.10 M in sodium…

A:

Q: A chemist designs a galvanic cell that uses these two half-reactions: half-reaction Br₂(1)+2e → 2 Br…

A: The half reaction which have more positive value of E°red would be on cathode as it tends to get…

Q: For the reaction bellow: CnH(2n+2) + a(0₂ +3.76 N₂)→nCO₂ + (n+1) H₂0 +3.76a N₂ If the heat of…

A:

Q: 76. Dienone phenol rearrangement reaction belongs to which type of reaction? A. Neutral B.…

A:

Q: 24. The acid dissociation constant at 25.0°C for hypochlorous acid (HClO) is 3.0x10-8. At…

A:

Q: Determine the osmotic pressure at 50C if the mole fraction of the solute is 0.125 and the vapir…

A:

Q: Q3// For the reaction bellow: CnH(2n+2) + a(0₂ +3.76 N₂)→nCO₂ + (n + 1) H₂0 +3.76a N₂ If the heat of…

A: The explanation is given below-

Q: 42. Arrange the following sets of compounds in order of their decreasing boiling points. A.…

A:

Q: Ethyl acetate, acetate and ethanol were added to water solution in concentrations of 0.3M and left…

A:

Q: Give a clear handwritten answer with explanation...give the missing reagent  product with mechanism…

A: Activated methylene group: The methylene group present between two electron-withdrawing groups known…

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: Use the References to access important values if needed for this question. Consider these compounds:…

A: A question based on solutions that is to be accomplished.

Applications of Molecular Spectroscopy

When light sources pass through the diffraction grating then light splits into different wavelengths. The light source produces two types of patterns that are shown as destructive and non-destructive. The light source is in the form of quanta that is quantitation.