Explain acetate buffer before and after the addition of koh

Assignment Help Chemistry
Reference no: EM13287104

Calculate the pH of 0.375 L of a 0.18 M acetic acid-0.29 M sodium acetate buffer before and after the addition of (a) .0060 mol of KOH and .0060 mol of HBr. Assume that the volume remains constant. We are supposed to do this with the Henderson-Hasselbach equation.

Reference no: EM13287104

Questions Cloud

Evaluate curlfads and evaluate fadr : Given the vector field F(x,y,z) = 2zi + (x+y)j - yzk. S (oriented upward) is the part of the plane x + y + z = 1 above the triangular region with vertices (0,0,0), (1,0,0) and (0,1,0) and C is the boundary of S with positive (counterclockwise) o..
How much do you have to invest to bring the balance : How much do you have to invest to bring the balance in the CD account to $8,500 in five years? Need the exact amount in dollars and cents.
Find the electric potential energy of three fixed charges : Two particles, with charges of q1 = 60.0nC and q2 = ?60.0nC, are placed at the points with coordinates, Find the electric potential energy of the configuration of the three fixed charges
Which is the best example of a financial metric : Which of the following is the BEST example of a financial metric?
Explain acetate buffer before and after the addition of koh : Calculate the pH of 0.375 L of a 0.18 M acetic acid-0.29 M sodium acetate buffer before and after the addition of (a) .0060 mol of KOH and .0060 mol of HBr
Describe an additional process step used in the fabrication : In discussion of the silicon MOSFET development, one set of the problems that hindered the technology was surface effects, these surface effects originate from dangling bonds at the surface of silicon.
What direction should the dolphin head : A dolphin wants to swim directly back to its home bay, which is 0.760 km due west. It can swim at a speed of 4.23 m/s relative to the water, What direction should the dolphin head
Determine typical electron mobilities and the whole lifetime : The base width of a npn BJT at a temperature of 300K is 4μm. If the time it takes for an electron to diffuse a distance d is t=d2/Dn, where D is the diffusion coefficient.Calculate α and ß for this BJT. Assume typical electron mobilities and the w..
Calculate the initial charge on each sphere : There are two identical, positively charged conducting spheres fixed in space. The spheres are 36.2 cm apart, find the initial charge on each sphere

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the ph at the equivalence point

A 50.0 mL sample of 0.40 M benzoic acid, C6H5COOH, a weak monoprotic acid, is titrated with 0.48 M NaOH. Calculate the pH at the equivalence point. Ka of C6H5COOH = 6.5 10-5

  Define how many moles of fe are required

How many moles of Fe(NO3)3 are required to prepare a 354.6 mL solution that is 9.737 moles/liter of NO3-?

  What is the molarity (m) of a solution

What is the molarity (M) of a solution that contains 2.08 grams of NaOH (MM = 40.00 g/mol) in 79.65 mL of solution.

  Which of following would be expected to have a bent shape

Which of the following would be expected to have a bent (angular) shape?

  How many grams of ammonia could be produced at maximum yield

if equal masses of N2 and H2 (7.00 grams each) are combined to produce ammonia NH3, how many grams of ammonia could be produced at maximum yield?

  Calculate the concentration of the hydronium ion

At 25oC, the acid dissociation constant for hypochlorous acid HOCl is 3.5E-8. Calculate the concentration of the hydronium ion in an aqueous solution of 0.30M HOCl.

  Explain the role of the citric acid cycle

Describe the role of the citric acid cycle as a central metabolic mechanism. Explain what happens to the cells' abilities to oxidize acetyl CoA when intermediates of the cycle are drained off for amino acid biosynthesis.

  What is the molecular weight of acetic acid

What is the molecular weight of acetic acid that will form 2 moles of CO2 assuming complete combustion.

  Define the hydrated radius of hemoglobin is found

the hydrated radius of hemoglobin is found to be 3.55 nm. How many water molecules hydrate a hemoglobin molecule?

  State the mass of an ice cube its initial tempature

The mass of an ice cube is 18.7 g, and its initial tempature is -14.4 degree C. The water resulting from the melted ice reaches the tempature of your skin,

  What is the empirical formula of vanillin

Vanillin, the dominant flavoring in vanilla, contains C, H, and O. When 1.05 g of this substance is completely combusted, 2.43 g of CO2 and 0.50 g of H20 are produced. What is the empirical formula of vanillin?

  What are the main electron carriers within the complexes

Briefly describe the pathway of the protons and electrons of two hydrogen atoms that come from NADH/H+ and pass through the electron transport chain apparatus (including complexes I - V). What are the major electron carriers within these complexes

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd