User Account

All Pages

Aqueous solution of lactic acid

Assignment Help Chemistry
Reference no: EM131343692

Lactic acid (C3H603), which occurs in sour milk, sauerkraut and sore muscles, is weak monoprotic acid (Ka 0.00014).

a) Calculate the pH of a 0.125M aqueous solution of lactic acid.

Consider the structure of lactic acid. What makes the molecule act as weak acid? What makes it a stronger acid than acetic acid, CH3COOH (Ka  0.000018)? EXPLAIN BRIEFLY.

Reference no: EM131343692

Questions Cloud

Moles and the mass of magnesium carbonate : The number of moles and the mass of magnesium carbonate, MgCO3, required to produce 283 g of carbon dioxide. (MgO is the other product.)
What are the benefits of repurchasing shares : Share repurchase proposal: Currently, the firm has available capital (cash and net income) of approximately $5,000,000. There is a large block of stock available at $25 a share. What are the benefits of repurchasing shares? How will this affect the c..
Characteristic features of the graph : Sketch the shape of the pH curve you would obtain for this titration, and label all characteristic features of the graph.
Explain the difference between real gdp and nominal gdp : Define the GDP and explain how GDP is different from the Gross National Product (GNP). Explain the difference between Real GDP and Nominal GDP.
Aqueous solution of lactic acid : Lactic acid (C3H603), which occurs in sour milk, sauerkraut and sore muscles, is weak monoprotic acid (Ka 0.00014). a) Calculate the pH of a 0.125M aqueous solution of lactic acid.
What is a swot analysis : This assignment is all about you. Be as honest as you can in your assessment so you can use this information to make the most of your education as you move forward in this class and through your future learning experiences. What is a SWOT analysis
Accepting a positive net present value project : The net present value method of capital budgeting analysis does all of the following except: Accepting a positive net present value (NPV) project:
Neutralize the acid according to the equation : How many grams of NaHCO3 do you need to put on the spill to neutralize the acid according to the following equation?
Is the intruder liable for what he has done why or why not : Is the intruder liable for what he has done? Why or why not? Do you have legal responsibilities to Sharon and Darryl? Why or why not?

Reviews

Write a Review

Chemistry Questions & Answers

  What is the molarity of a solution of silver perchlorate

what is the molarity of a solution of silver perchlorate agclo4 if 3.2 moles of silver perchlorate is dissolved in 1.5

  Define water at an initial temperature

Question- The amount of energy released by burning a fuel source, measured in energy per mass, is called the fuel value. If all the energy obtained from burning 1.22 pounds of methane (fuel value is 11.97 kcal/g) is used to heat 128.5 kg of water ..

  Explain and disscuss by ir spectrum and nmr

Disscuss by IR spectrum and NMR. On my spectrum, it showed up 3282.57, 16557.91 and 16003.22. What are those wavelength are stand for

  Explain sterling silver is silver by mass

Sterling Silver is 92.5% silver by mass. How many lbs of silver are there is a 45.0 Mg piece of sterling silver?

  Explain what is affinity chromatography

Explain what is affinity chromatography. Explain how does a protein a column work in the purification of an antibody

  Compute the standard-state entropy

Calculate the standard-state entropy for the following reaction: 1 \rm CH_4(g) + 2 \rm O_2(g) \longrightarrow 1 \rm CO_2(g) + 2 \rm H_2O(l) (If applicable, coefficients of one have been included for clarity.)

  Explain what percentage of the amine are protons red

The Kb for an amine is 6.5x10-5. Explain what percentage of the amine are protons red if the pH of a solution of the amine is 9.725. Presume that all OH- came from the reaction of B with H2O)

  What is the total mass in grams of a series of samples

what is the total mass in grams of a series of samples that have masses of 753mg,

  Explain how are observations and testable experiments

how are observations and testable experiments used to distinguish whether something is a theory

  An environmental chemist needs a carbonate buffer of ph

an environmental chemist needs a carbonate buffer of ph 10.00 to study the effects of acid rain on limestonerich soils.

  Explain carbon dioxide and gaseous water

the values of Hfo given in kJ/mol, calculate the value of ?Go in kJ for the combustion of 1 mole of propane to form carbon dioxide and gaseous water at 298 K.

  Calculate the ph of the solution

Calculate the pH of the solution that results upon mixing 20.0 mL of a 0.200 M HCl with 25 mL of.

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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