Purchase Solution

Prepared Buffer Solution: Finding the pH

Not what you're looking for?

Ask Custom Question

Question: A buffer is prepared by mixing 0.056 L of 0.032 M sodium bicarbonate and 0.0200 L of 0.010 M NaOH. What is the pH?

Purchase this Solution
Solution Summary

This solution is composed of a step-by-step guide which will allow a student to walk through each phase of this question to the final answer. This is a good model to use when answering future questions of this nature.

Solution Preview

pH = pKa - log(A/HA)
Where Ka is the acid dissociation constant, A is the concentration of the acid anion, and HA is the concentration of the acid.
When mixing the chemicals, this reaction takes place: NaHCO3(aq) + NaOH(aq) --> Na2CO3(aq) + H2O(l)

Of course you will use up all the ...

Purchase this Solution
Free BrainMass Quizzes
General Chemistry - Classification of Matter

This test will assess your knowledge on the classification of matter which includes elements, compounds and mixtures.

Functional groups in Organic Chemistry

You will be tested on the names of functional groups in Organic Chemistry. It is very important to know the functional groups to understand Organic reactions.

Organic Chemistry Naming: Alkanes

This is a quiz which is designed to assist students with learning the nomenclature used to identify organic compounds. This quiz focuses on the organic compounds called Alkanes.

Periodic table

Thermochemistry

The quiz helps in revising basic concepts about thermochemistry.

View More Free Quizzes
Related BrainMass Solutions

  • pH of buffer solution

    173728 pH of Buffer Solution: Sodium Lactate and Lactic Acid 1) A buffer is prepared by adding 0.200 mol of sodium lactate ( NaC3H5O3) to 500ml of 0.5 M lactic acid ( Ka = 1.4 x 10^-4). A) What is the pH of the buffered solution?

  • Finding the pKa of a weak acid.

    6414 Finding the pKa of a weak acid. A buffer is prepared by adding 1.50x10(exponent 2)mL of 0.250M NaOH to 2.50x10(exponent 2)mL of 0.350M weak acid, HB. The solution is diluted to 1.00L.

  • Solving for pH of a Buffer

    76043 Solving for pH of a Buffer (a) What is the pH of a buffer prepared by combining 25mL of 0.1M nitrous acid with 25mL of 0.1M sodium nitrite?

  • Buffer solution Problem to determine pH

    276491 Buffer solution Problem to determine pH 1.A buffer solution is prepared which consists of 0.100M HC2H3O2 and 0.100M NaC2H3O2, the dissociation constant, Ka of HC2H3O2 is 1.74 x 10^-5 Determine the pH after the addition of 10.0ml of 0.1M NaOH

  • Buffers

    When an excess acid is added to the buffer system it reacts with the base present, resulting in minimal pH changes. Similarly when a base is added it reacts with the acid present in the buffer and maintains the pH.

  • Calculating the pH of a buffer

    just put all the values into the equation and you have your solution for the pH of the prepared buffer. This solution calculates the pH of a buffer solution.

  • Use Reaction Equations to Describe Chemical Changes

    Explain how the buffer keeps the pH of the solution at about the same value (a) after the addition of a few drops of a dilute HCl solution and (b) after the addition of a few drops of a dilute NaOH solution.

  • pH of a Buffer Solution and After Dilation

    The median for the culture of lactobacilli includes a buffer prepared by dissolving 25 grams K2HPO4 and 25 grams KH2PO4 in water and diluting to 250.0 mL. The question is what is the pH of the buffer solution?

  • Estimating the pH of a buffer solution

    174100 Estimating the pH of a buffer solution Use the Henderson-Hasselbalch equation to estimate the pH of the following buffer solutions prepared from hydrofluoric acid (in the following referred to as ACID) and sodium fluoride (referred to as SALT).

View More Related Solutions