What is the purpose of buffering?

Q: You wanted to produce 2-nitrobenzene-1,4-dicarboxylic acid. For that purpose, you started he reactio...

A: The correct synthetic method applied here is :- Starting with alkyl benzene(toulene)  which upon nit...

Q: For items 3 & 4, refer to this chemical reaction; C,H;NH, (aq) + H,O(t) =C,H,NH, (aq) + OH (aq) 3. W...

A: Please find your solution below : According to Bronsted-Lowry theory of acids and bases, a conjugate...

Q: A(g)+12B(g)-> 2C(g) 1. Determine the expression for the rate of the reaction with respect to each o...

A: Given: The concentration of C = 3 M Time = 25 s

Q: Point Group please explain mer-[Fe(terpy)2]2+ (Mes)Mo(CO)3

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Q: A(g) + 12 B(g) = 2 C(g) Determine the expression for the rate of the reaction with respect to each ...

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Q: O2N. e)

A: we use IUPAC system to name any organic compound  here we are required to find the systematic name o...

Q: Describe a step-by-step procedure on how you would solve this problem. 25. The tabulated data show t...

A: The order of the reaction is calculated by hit and trial method

Q: Find | grxn (in kilojoules) when 1.00 g of calcium oxide is reacted with 250 mL of water to form cal...

A: consider the given information, mass of calcium oxide = 1.00g volume of water = 250 ml the change in...

Q: Identify the đominant Tunctional group present in the product formed based on the reagents added. Ta...

A: Alkene shows an addition reactions. Form the alkene variety different functional groups such as alco...

Q: Which of the elements below are not commonly found in living things? Group of answer choices oxygen...

A: Given : We have to tell which of the following is not found in living things.

Q: The structure given is Escitalopram, an active enantiomer of citalopram and works as an anti-depress...

A: Hybridisation can be defined as the process of mixing of pure atomic orbitals to form molecular orbi...

Q: 1. a. What is the pH of a solution prepared by adding 25.0 mL of 0.10 M acetic acid (Ka = 1.8 x 10-5...

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Q: In a calorimetry experiment similar to the one performed today, a student used 50.0 mL of 1.0 M NaOH...

A: Since you have posted multiple questions, we are entitled to answer the first only. 5) Given: Concen...

Q: On average there are _______ hydrogen bonds per molecule in water at room temperature a. 1 b. 2 c. 3...

A: Hydrogen bonding is defined as hydrogen bond between hydrogen atom and most electronegative atom.

Q: Calculate the value of equilibrium constant Kc when: a. N2 reacts with O2 to produce NO. At equilibr...

A: The chemical reaction :  N2 + O2 ---> NO  At equilibrium concentration of each gas :  N2 = 0.45 M...

Q: The dissociation vapor pressure of a salt A2B(s) ⇌ A2(g) + B(g) at 367°C is 208 kPa but at 477°C it ...

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Q: raw the expected major product for both compounds A and B of the following reaction uence HCI A

A: Major  product  is analyse by applying  appropriate  reaction  mechanism  on substrate. 

Q: Nitrogen dioxide gas (NO:) decomposes slowly to nitrous oxide (NO) and oxygen (O2) at 383 °C. At 383...

A: Given : We have to calculate rate law and rate constant and time.

Q: Which radical will not likely be formed? Take note of the asterisk as the point of radical formation...

A:   Alkanes :  Alkanes are saturated hydrocarbons , these are  less reactive compounds , hence alkane...

Q: 4-Using Hammett equation, calculate the relative acidity of each of the following: 1. m-methoxybenzo...

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out o...

Q: Experiment title is Extractión óf čafféiné fróm coffee and caffeine analysis by HPLC Tips for discus...

A: 1) Calcium carbonate is used in the extraction of caffeine from the coffee powder.  

Q: Is the name correct? 5-(2,2-dimethylethyl)nonane If hot, give the correct name.

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Q: A quaternary carbon atom has a quaternary. hydrogen atom. Select the correct response: True False

A: Given statement :- A quaternary carbon atom has a quaternary hydrogen atom  To determine :- whether ...

Q: Draw the expected major product for sequence MCPBA

A:

Q: 3. Determine the mass of sodium hydroxide produced when 0.25 grams of sodium reacts with water accor...

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Q: At a certain temperature the rate of this reaction is second order in N,0, with a rate constant of 9...

A: 2nd order reaction: 2N2O5(g) ------> 2N2O4(g) + O2(g) inital conc. = 0.24M k = 90.8M-1s-1

Q: Hello there! How do I calculate the number of collisions each molecule encounters in 10 seconds, for...

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Q: Which of the following molecular structures cannot exist in nature? Explain. a. H,C=C3CH2 b. Н.С — С...

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Q: An unknown element is found to have three naturally occurring isotopes with atomic masses of 35.9675...

A: The answer of the question with explanation and calculation for average atomic mass of unknown unkno...

Q: Rationalize the following observations. (1) From Fe(CO)s to Fe(CO):(PPhs)2, absorptions in the IR sp...

A: To know the answer of these questions, we have to know bonding pattern and structure of the molecule...

Q: Activity 1: S OLVE ME BABY ONE MORE TIME! Directions: Calculate the change in energy for the followi...

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Q: MİCRONS 5.5 2.5 100 26 27 28 2,9 3 3.5 4,5 11 12 13 90 70 50 40 30 20 1773 cm 10 3800 300 3400 3200 ...

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Q: Consider this two-step mechanism for a reaction. NO2 (g) + Cl2 (9) →CINO2 (g) + Cl (g) Slow NO2 (9) ...

A: We know a faster reaction have lowest activation energy and a slower reaction should have highest ac...

Q: Between what type of substances do the different intermolecular forces exist?

A: Answer -  Intermolecular forces - An intermolecular force  the type of force in which is the force t...

Q: Identify the products of esterification reaction given below. Explain the molecular basis. Put 1 mL...

A: Reaction between carboxylic acid and alcohol forms ester. We have been asked to show the reaction be...

Q: In the iodine clock reaction,what is the rate of the reaction if Δ[HSO3-]/Δt = -0.0032 mol L-1 s-1?...

A: Given Δ[HSO3-]/Δt = -0.0032 mol L-1s-1

Q: Consider this reaction: 2HI (g) → H2 (g) +I½(8) At a certain temperature it obeys this rate law. rat...

A:

Q: How many stereoisomers are possible for ephedrine? Clearly show how you arrived at your determinatio...

A: We can determine the possible stereoisomers by deciding the number of chiral carbon centres present ...

Q: Set 111 o CHe CH2 CH2 H- C-H 12a Incroasing bond angle ースーエ ー土

A: Bond angle is the angle between the bonds of given species.  For comparing bond angle first determin...

Q: Fill in the gaps in the following table: Symbol Co Protons 34 76 80 Neutrons 46 116 120 Electrons 36...

A: In an atom, the atomic number must be equal to the number of protons. 

Q: Draw the titration curve that would result if 35 mL of a 0.2 M CH3NH2 (kb = 4.60 x 10-4) were titrat...

A:                   [CH3NH2] = 0.2 M Volume of CH3NH2 = 35 mL                            Kb = 4.60 * 1...

Q: 1,3-Diaxial interaction is mainly torsional strain. Select the correct response: True False

A: In the conformation if the two atoms is in eclipsed conformation then torsional strain arrises maxim...

Q: How many maxima to you expect a propane (C3H8) molecule to have on its internal potential energy sur...

A: It is the branch of chemistry in which we study the spatial 3D arrangement of atom and molecule

Q: Which of the following is not an oxygen-containing organic compound? A amine B acid halide (c) keton...

A: The organic compound structure is given below: Amine Acid halide  Ketone Ether  

Q: A chemical reaction is characterized by the following experimental data: Rate Constant (L mol-'s-) T...

A:

Q: Predict the major product(s) you would obtain from sulfonation of o-dichlorobenzene. • You do not ha...

A: Aromatic electrophilic substitution reaction: Benzene and other aromatic compound gives mainly aroma...

Q: What is the pH (expressed in two significant figures) of a solution in which the [H3O+] is 0.050 mol...

A: Concentration of [H3O+] = 0.050 mol/litre  Concentration of [H3O+] = 0.050 M

Q: Write the chemical name of the following compound. 1. FeCl3-6H20 2. CsClO3 3. HIO 4. TiClą 5. РЬ(NOз...

A: Answer of the question given below, 

Q: What is the purpose of NaOH and 3% H2O2 in the separation of aluminum, iron (3+) and chromium ? Why...

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

Q: Can you now recognize me? Direction: Identify the property of water shown in the pictures below. Wri...

A: The pics given are,