What is the ph of a buffer prepared by adding of weak acid

Reference no: EM13700669

Question- What is the pH of a buffer prepared by adding 0.405mol of the weak acid HA to 0.608mol of NaA in 2.00 L of solution? The dissociation constant Ka of HA is 5.66×10?7.

Please answer only if you are 100% confident

Reference no: EM13700669

Questions Cloud

Identify a large information system : Please write a one page report describing your findings. You should list causes of failure and what lessons could be learnt from the failure.

Describe how you have represented weak entities : Describe how you have represented weak entities, if any exist and describe how you have represented super type and subtype entities, if any exist.

Calculate the cell potential at 25 celsius : Question- A galvanic cell consists of an Au/Au3+ electrode (Eo=+1.50v) and a cu/cu2+ electrode (eo=+0.34v). Calculate the cell potential (Ecell) at 25 Celsius if [Au3+]=2.8x10-7 M and [Cu2+]=7.3x10-5

Random number generator to create a symmetric matrix : Use a random number generator to create a symmetric matrix - without using built-in MATLAB commands, using the Power Method in combination with the Method of Deflation, obtain the eigen values & eigenvectors of the matrix

What is the ph of a buffer prepared by adding of weak acid : Question- What is the pH of a buffer prepared by adding 0.405mol of the weak acid HA to 0.608mol of NaA in 2.00 L of solution. The dissociation constant Ka of HA is 5.66×10?7.

Write a program that draws a picture of a house : Write a program that draws a picture of a house. It could be as easy as the accompanying figure, or if you like, make it more elaborate (3-D, skyscraper, marble columns in the entryway, whatever).

Write a class called misc that has no instance variables : Write a static double method called evaluateQuadraticPolynomial that takes four double parametersa, b, c, and x and returns the value of ax^2 + bx + c

How many dissociated h+ ions are there in aqueous solution : Question- At 25 °C, how many dissociated H+ ions are there in 341 mL of an aqueous solution whose pH is 11.47

Write a void method that takes as a parameter : Write a Point class. A Point should have the subsequent - Write a void method that takes as a parameter an array of Lines and prints out the location of each intersection. The intersection of any two lines should only be printed once

User Account

All Pages