What must be the minimum concentration of hypobromous acid in 1.00L buffer solution of a pH 8.02 hypobromous acid/sodium hypobromite buffer if the pH changes by 0.20 units when 0.065 moles HCI are added? Click here for the table of lonization Constants of Weak Acids. Provide the answer with 3 decimal places. DO NOT use the scientific notation.

Q: When cobalt chloride is added to pure water, the Co2* ions hydrate. The hydrated form then reacts wi...

A: THIS CAN BE UNDERSTAND BY CFSE CALCULATION

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A: Given : We have to fill the table.

Q: A sample of that contains 200 molecules contains carbon atoms. A 22.5-g sample of ammonium carbonate...

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

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A:

Q: will have the highest boiling point. O 3,4-Diethyl-octane-1,1-diol Decane O 2,3-Dimethyl-1-octanol O...

A: Boiling point:The temperature at which the vapor pressure of a liquid becomes equal to the atmospher...

Q: please solve for part a & b .. im really lost and don’t know how to go about it , thank you!

A: We have to find out the ∆H,∆S and Tb, Tf  for the following reaction .,  

Q: an aqueous solution at about 25 °C. Complete the table. That is, fill in any missing entries in the ...

A: the pH of the solution depends on the concentration of H+ ions. 

Q: At a given temperature, a first-order reaction has a rate constant of 3.5 x 10-3s How long will it t...

A: Here given, Rate constant for the first order reaction (k) = 3.5×10-3 s-1 We have to calculate the t...

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Q: The complete mechanism for a reaction is considered to occur in two steps, one of which is slow and ...

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Q: 2. Discuss the different factors that affect the absorbance of a solution.

A: Absorbance is affected by a several factor .eg,light,solution ,temperature ,pH etc

Q: What is the cell potential for the following reaction at 25 °C? Ni(s) + Cu2*(0.010 M) → Ni2*(0.0010 ...

A: The answer is given below

Q: Which of the following statement/s is/are TRUE?  The Arrhenius Theory cannot be applied to account ...

A: 1) The Arrhenius Theory cannot be applied to account for the behavior of the molar conductivity of s...

Q: What is the appropriate size of volumetric flask to use if you want to dilute a 75.00 mL solution of...

A: It is observed that the concentration of the solution is inversely related with the dilution. From d...

Q: Determine the concentration of 7.13 g zinc nitrate (MW = 189.4 g/mol) dissolved in 200.0 mL distille...

A: The solution is as follows:    

Q: What is the Molar concentration of a 5.10% sodium hypochlorite solution (density 1.0g/mL)’ …Not sure...

A: Given that, a 5.10% sodium hypochlorite solution. The density is d = 1.0g/mL. The molar mass of sodi...

Q: The AGʻrxn for the reaction: N2(g) + O2(g) 2 NO(g) is +173 kJ/mol at 25 °C. What is the equilibrium ...

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Q: 4 5.00 5.00 4.00 6.00 6. 3.00 7.00

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for ...

Q: Aqueous aluminum bromide and aqueous sodium hydroxide are combined. Write the molecular, ionic, and ...

A: Given: Reaction between aluminium bromide and sodium hydroxide.  

Q: interconversion of energy between two forms: heat alu 13. The First Law of Thermodynamics states tha...

A: 13.  The First Law of Thermodynamics states that energy can be created or destroyed. Answer :  The F...

Q: he molar conductivity at infinite dilution of hydrobromic acid, sodium acetate, & sodium bromide at ...

A: Given : We have to calculate the molar conductivity of acetic acid at infinite dilution.

Q: Molecular Formula:C6H1202, EOU = IR (cm-1): 2951 bond 1743 bond Fill-up this > M+ (m/z) 1H NMR (ppm)...

A: C6H12O  

Q: Which is true for standard deviation (s) for a sample size (n)? A The greater the n, the smaller the...

A: Standard deviations decreases, with the increase in the sample size.

Q: At 400 K, an equilibrium mixture of H2, 12, and HI consists of 0.065 mol H2, 0.079 mol 12, and 0.13 ...

A:

Q: The Tietjen and Moore paper gives the following set of 8 mass spectrometer measurements on a uranium...

A:

Q: What is the mass % of carbon in dimethylsulfoxide (C2H;SO)? (C= 12.011 amu, H = 1.008 amu, S = 32.06...

A: The % of carbon in dimethylsulfoxide (C2H6SO) is: Atomic masses of C = 12.011 amu, H = 1.008 amu, S ...

Q: What is the purpose of the salt bridge in an electrochemical cell? To maintain electroneutrality To ...

A: Given : We have to tell the purpose of salt bridge in an electrochemical cell.

Q: How many grams of CuCl2 (MW = 134.45 g/mol) is needed to prepare 100.0 mL of 0.2418 M CuCl2?

A:

Q: A student was required to prepare 250.0 mL of a cyanoacetic acid/sodium cyanoacetate buffer in which...

A: Given: Volume of buffer = 250.0 mL. Concentration of weak acid available = 0.51 M Concentration of N...

Q: Question 2 The molar conductivity at infinite dilution of hydrobromic acid, sodium acetate, & sodium...

A:

Q: The molar conductivity at infinite dilution of hydrobromic acid, sodium acetate, & sodium bromide at...

A: Answer:  Molar conductivity at infinite dilution of acetic acid = 439.57 Scm2mol-1 Explanation: At i...

Q: Which of the following statement/s is/are TRUE? When electricity is passed through a solution conta...

A:

Q: Which of the following statements is true? A After drying a sample in the oven, you can place it imm...

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

Q: Which reactions shows where Kp is equal to Kc. 4 HCl(g) + O2(g) ⇌ 2 Cl2(g) + 2 H2O(g) 2 BrCl(g) ⇌ ...

A:

Q: Determine whether the following items pertain to physical or chemical properties of matter. Write P ...

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for yo...

Q: The cell notation for the Galvanic cell is Cd(s)Ca2*/12(s)/" The Standard Reduction Potential are as...

A:

Q: At 100°c and 2 bar pressure, the degree of dissociation of phosgene is 6.30 x 105. Calculate the equ...

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Q: Which of the following statements is true? A Liquids can be weighed using a weighing paper. B In wei...

A:

Q: What is the cell potential for the following reaction at 25 °C? Ni(s) + Cu2+(0.010 M) – Ni2+(0.0010 ...

A: Concept : A cell is formed by combination of two half cell reactions.  Two reactions are carried out...

Q: Which of the following is/are TRUE about Galvanic cell? I. The Gibbs Free Energy of the cell is nega...

A: Answer: Galvanic cell is an electrochemical cell in which redox reaction takes place.

Q: Which of the following statements is/are incorrect?

A: 1. False  Hydroflouric acid is highly reactive and reacts very easily with glass. Thus, it should ne...

Q: Explain in terms of the distribution of charge, why H2O is considered a nonpolar compound

A: NOTE: H2O is considered as polar compound and not a nonpolar compound. Hence I'm explaining why its ...

Q: Consider the reaction: N204(g) 2 NO2(g). What is AS° at 25 °C? AHP, KJ mol-1 AGf, KJ mol-1 NO2 33.85...

A: T = 25 0C = 298.15 K (Temperature in K = Temperature in 0C + 273.15 )   For NO2 : ∆Gf° = ∆Hf° - T∆S°...

Q: For the gas phase isomerization of cis-1,2-diphenylethene, cis-CGHSCH=CHC,Hstrans-C6H5CH=CHC6H5 the ...

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Q: The following problem requires TWO reaction steps in a row. 1. Starting with the given substrate an...

A: The answer is as follows:  

Q: Put some water in cup. Sprinkle black pepper all over the surface. What does the pepper do? Tell you...

A: Polar molecules dissolve in polar solvents whereas non polar molecules dissolve in non polar solvent...

Q: Consider the reaction: N2O4(g)  2 NO2(g). What is ΔS° at 25 °C?      ΔHf°, kJ mol-1 ΔGf°, kJ mol...

A:

Q: CI Ca) (b) (с) CI (d)

A: Lowest  Energy conformation have minimum  Steric Interactions and it can be drawn into Cyclohexane f...

Q: Create 3 different lewis structures that are not resonance structures for a compound. Note that the ...

A: The three Lewis structures fulfilling all the requirements are drawn in the following step. 

Q: 4. What is the molarity of K* in a solution that contains 63.3 ppm of K3FE(CN)6(329.3 g/mol)?

A: Given,  A aqueous solution contains 63.3 ppm of K3Fe(CN)6

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.