Calculate the ph poh and percentage deprotonation

Assignment Help Chemistry
Reference no: EM13719646

Question- Lactic acid is produced by muscles during exercise. Calculate the pH, pOH, and percentage deprotonation of each of the following aqueous solutions of lactic acid, CH 3 CH(OH)COOH:(a) 0.15 M ; (b) 1.5 x 10 ^ -3M ; (c) 1.5 x10 ^ - 5M.

Ka: is 8.4X10^-4 for lactic acid!

Here is the question which I am struggling on, please help me!

Reference no: EM13719646

Questions Cloud

What is kc at the temperature : Given the following equation, predict what will happen in the following scenarios: 2H2S(g) + O2(g) à 2S(s) + 2H2O(g) 1. If O2 is added, what happens to the concentration of [H2O]
Calculate the volume of air that a person exhales : Calculate the volume of air that a person exhales in an 16-hour period. Assume that each breath has a volume of about 1 L and the person exhales 15 times a minute
Determine the percentage of nitrogen in the mixture : A mixture of gases is prepared for laboratory experiments by combining 5.0 L of oxygen, 0.68 L of nitrogen, and 0.34 L of carbon dioxide. Determine the percentage of nitrogen in the mixture
Explain the area of the monitor display in square meters : Your computer monitor has a width of 14.15 inches and a height of 10.61 inches. What is the area of the monitor display in square meters?
Calculate the ph poh and percentage deprotonation : Lactic acid is produced by muscles during exercise. Calculate the pH, pOH, and percentage deprotonation of each of the following aqueous solutions of lactic acid, CH 3 CH(OH)COOH:(a) 0.15 M ; (b) 1.5 x 10 ^ -3M ; (c) 1.5 x10 ^ - 5M.
Define how many cans of soda would be lethal : If the caffeine concentration in a particular brand of soda is 3.21mg/oz, drinking how many cans of soda would be lethal? Assume 10.0 grams of caffeine is a lethal dose and there are 12 oz in a can
Explain a perfect gas undergoes an isothermal compression : A perfect gas undergoes an isothermal compression, which reduces its volume by 1.80 dm3. The final pressure and volume of the gas are 1.97 bar and 2.14 dm3, respectively.
How much profit will your uncle have made : Which investments are being used, How much profit will your uncle have made at the end of the five years?
Describe what is the ph of the buffer : You have a buffer solution composed of 4.00 mol of acid and 2.25 mol of the conjugate base. If the pKa of the acid is 4.10, what is the pH of the buffer?

Reviews

Write a Review

Chemistry Questions & Answers

  Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  Write the structures of the saytzeff elimination

Write the structures of the saytzeff elimination

  Calculate ph - chemistry questions

Chemistry Questions on Calculate P H

  How many mols of hydrogen can produce

how many mols of H 2 can produce

  Analysis of corrosion mechanisms

Analysis of corrosion mechanisms and preventative measures

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Calculate the approximate sulphur

Calculate the approximate SO 2 mass emission in lb/day.

  What is the structure - stereochemistry

What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?

  Design a qualitative analysis scheme

Design a qualitative analysis scheme

  What will be the resultant pressure

What will be the resultant pressure when the stopcock is opened?

  The 1h nmr spectrum

Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound

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