Which of the following acid / base conjguate pairs is the best to make a buffer Solution? OA. HNO3/NO3- O B. HI/I OC H2CO3/ CO32- O D. H2S/ s2- O E HCelHeOn/ CoH2O2

Q: One mol of monoatomic ideal gas was subjected to the following process: Step 1. isobaric expansion…

A: Answer: In Isobaric process, Pressure remains constant, in Isochoric process volume remains constant…

Q: 24. How many milligrams H;SO4 (98.09 g/mol) are present in 35.00ml of 0.200 M H2SO, solution? 229 (…

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Q: Which of the following is NOT a detector used with HPLC?

A: Light Scattering Detector:  Light scattering detection does not require analytes to have…

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Q: A certain catalyzed reaction is known to have an activation energy E,=58.0 kJ/mol. Furthermore, the…

A: Answer: For a chemical reaction, when we keep the concentration of reactants same, ratio of rate…

Q: Consider the combustion of 0.5 kg H2 as represented by the following equation: 2H2 + O2 = 2H2O…

A: Given data mass of H2 gas  = 0.5 kg Reaction : 2 H2 + O2 → 2 H2O Molar mass of H2 = 2 g/mole

Q: Which of the following alkenes could be used to produce the following alkyl bromide as a major…

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Q: -- А he main product of the following reagen with compound A.

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Q: Lewis Structure of Elements Draw the Lewis structure of elements and determine the number of…

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Q: c. Show the mechanism for the initiation and propagation steps using the molecules below. Then show…

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Q: Trial 1 Trial 2 Temperature 32 (Kelvin) 31 Degree degree C Ambient Pressure (atm) 1009 1009 0.015 A…

A: The data given is,

Q: Question 2 Consider the substitution reaction shown below. By what mechanism will the reaction…

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Q: Sodium metal reacts with chlorine gas to form sodium chloride. A closed container of volume…

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Q: Calculate the normality of o.321g sodium carbonate when it is mixed in a 250 mL solution. (Molar…

A: Given that, 0.321g of sodium carbonate mixed with 250 mL of solution. Molar mass of Na2CO3=106g/mol…

Q: Calculate the cell potential for the reaction as written at 25.00 °C, given that [Cr2+]=0.876 M and…

A: Cr(s)+Fe+2 (aq )<==>  Cr+2 (aq)+Fe(s) [Cr+2] = 0.876 M [Fe+2] = 0.0120 M

Q: Prepare 100 mL of 0.0100 M KIO3. The dilute 0.0100 M KIO3 solution will be used to standardize the…

A: Given: Volume of stock solution (V1) = 5.00 mL Molarity of stock solution (M1) = 0.20 M Volume of…

Q: For the following pair of compounds, select a correct structural characterization from the response…

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Q: MC02 How many of the compounds shown are not expected to be converted into Grignard reagent on…

A: How many of the compounds shown are not expected to be converted into Grignard reagent on reaction…

Q: , express their function (specify -if they can be used to measure- if their measurements are…

A: It is also known as conical flask or titration flask. It have wide bases, with sides that taper…

Q: (2)- (3) A (4) (1) Reaction Coordinate 5. Is this reaction endothermic or exothermic? tndothermic 6.…

A: Energy is gained during an endothermic reaction while it is lost during an exothermic reaction.

Q: chemistry organic chemistry synthesis. please ssteps Org Meú Nhe ph ph help the struggle is real. 5…

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Q: Identify the product of the reaction of an alkene with diazomethane or the Simmons-Smith reagent…

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Q: Given the following spectrophotometric data, what is the concentration of the sample? Concentration,…

A: Here we are required to find the concentration of the sample from the absorbance concentration plot

Q: This process may take place in three steps: 2 ClO (g) ⇄ 2 Cl (g)  + O2 (g) S1:     2 ClO (g) ⇄…

A: Given reaction is  2 ClO (g) ⇄ 2 Cl (g)  + O2 (g) Rate law for the reaction is Rate = k[ClO]2 We…

Q: 239 142 Indicate the number of protons and neutrons in the following nuclei: (a) 94 -Ри, (b) Ba, (c)…

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Q: You wish to construct an electrochemical cell from the following half- reactions: Ag* (aq) + e -->…

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Q: A solution is prepared at 25 °C that is initially 0.27M in chlorous acid (HCIO,), a weak acid with…

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

A: Alkyl halides react with sodium iodide in acetone to form alkyl iodide and sodium halide via…

Q: Which H atom in the molecule shown below will be most readily abstracted by a bromine radical?…

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Q: Chemistry For question 's 24-27: Consider the following information about the titration of 0.10M…

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Q: 6. Draw the structure for compound A and for compound B in the following synthetic sequence. 1) Mg.…

A: In this question we have to tell the product of the reaction.

Q: a. N204(g) ® 2 NO2(g) b. NaCI(s) ® Na *(aq) + CI "(aq) c. 2 NH3 ® N2(g) + 3 H2(g) d. CaO(s) + CO2(g)…

A: 1) Entropy is degree of randomness or disorderness in system.  If number of gaseous moles in product…

Q: What is the oxidation state of Cl in HgCl2?

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Q: A water sample is 0.00055 M in CaCOs (MW= 100.09 g/mol). The concentration in parts per million is (…

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Q: For a particular redox reaction, CrCr is oxidized to CrO2−4CrO42− and Cu2+Cu2+ is reduced to Cu+Cu+.…

A: Cr is oxidized to CrO42- and Cu2+ is reduced to Cu+.                Cr  +  Cu2+  →  CrO42-  +…

Q: How will explain that iH in thie Exn. of diphenyl ketone (benzophonone) jdeide., using ot cessary…

A: When ketone ( like benzophenone) react with reducing agent like sodium borohydride then it will give…

Q: Consider these two entries from a fictional table of standard reduction potentials.…

A: In this question, we want to determine the standard reduction potential of the cell.  You can see…

Q: Give the IUPAC name of the starting material that will yield the following ozonolysis product: 1) O3…

A: Ozonolysis :-  Alkenes on reaction with ozone first forms an addition product known as ozonide which…

Q: 21. A 1.145-g sample of canned tuna was analyzed by the Kjeldahl method; 25.65 mL of 0.1074 M HCI…

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Q: 1.Draw complete structural formula 2. Draw condensed structural formula 3. Write molecular formula

A: here we are required to draw the condensed ,structural and molecular formula of the given organic…

Q: The boiling point of ethanol (C2H5OH) is 78.5°C. What is the boiling point of a solution of 6.4 g of…

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Q: How do you prepare a 500mL solution of 3.0M H3PO4 from a concentrated solution that has a specific…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: The iodine produced when an excess of KI was added to a solution containing 0.1518g of K2Cr2O2…

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Q: In a 1.000 L sealed container at STP you decompose 100g sodium Bicarbonate if you ignore the volume…

A: Answer: Ideal gas equation is shown below: PV=nRT Here: P=pressure of the gasV=volume of the…

Q: 2b. ionization energy Cs Pt Al Li B O Cs Pt AlB Li O Pt Pt Al Lİ B O AI Pt Cs Lİ B 2c. electron…

A: Ionization order : Electronic configuration of elements :  Cs = [Xe] 6s1 Pt = [Xe] 4f14 5d9 6s1…

Q: The compound para-dichlorobenzene is the active ingredient of the bathroom deodorizer "Albatross".…

A: Acid can be defined as the substance that give hydrogen ions in aqueous solution. For example…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.