Explain the h3o+ and the ph of a propanoate buffer

Assignment Help Chemistry
Reference no: EM13512694

What are the [H3O+] and the pH of a propanoate buffer that consists of 0.48 M CH3CH2COONa and 0.34 M CH3CH2COOH? Ka of propanoic acid = 1.3 multiplied by 10-5.

Reference no: EM13512694

Questions Cloud

Find all the points where the total electric field is zero : Two positive point charges q1 = 12C and q2 = 48C are a distance 0.25 m apart. Find all the points where the total electric field is zero
Define what is the buffer-component ratio : What is the buffer-component ratio, [Pr - ]/[HPr], of a propanoate buffer that has a pH of 5.57 (Ka of HPr = 1.3 multiplied by 10-5)
Estimate the specific heat of the unknown substance : An unknown substance has a mass of 0.125 kg and an initial temperature of97.5°C. The substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at25.1°C. calculate the specific heat of the unknown substance
Explain which ka value is more important to the buffer : A buffer consists of 0.20 M KHCO3 and 0.44 M K2CO3. Carbonic acid is a diprotic acid with Ka1 = 4.5 multiplied by 10-7 and Ka2 = 4.7 multiplied by 10-11. (a) Which Ka value is more important to this buffer
Explain the h3o+ and the ph of a propanoate buffer : What are the [H3O+] and the pH of a propanoate buffer that consists of 0.48 M CH3CH2COONa and 0.34 M CH3CH2COOH? Ka of propanoic acid = 1.3 multiplied by 10-5.
Determine a solution formed by mixing of h2so4 and hocl : Consider a solution formed by mixing 30.0 mL of 0.100 M H2SO4, 24.5 mL of 0.100 M HOCl, 25.0 mL of 0.200 M NaOH, 25.0 mL of 0.100 M Ca(OH)2, and 10.0 mL of 0.150 M KOH. Calculate the pH of this solution.
Find the maximum height through which he can lift the water : Superman attemps to drink water through a very long straw. With his great strength, Find the maximum height through which he can lift the water
What volume fraction of the ice is below the surface : The density of water is 1000 kg/m3, while that of ice is 916.7 kg/m3. If a block of ice is placed in water, what volume fraction of the ice is below the surface
Calculate the total cost for job : Calculate the total cost for Job M1 1,100 pipes were produced for Job M1. Calculate the cost per pipe.

Reviews

Write a Review

Chemistry Questions & Answers

  If the concentration of co in the equilibrium mixture is 02

a quantity of liquid methanol ch3oh is introduced into a rigid 3 l vessel the vessel is sealed and the temperature is

  Define what would be the final pressure in torr after mixing

Two separate flasks are each filled with a gas at 25.0°C; the valve between them is opened and the gases are allowed to mix. What would be the final pressure in torr after mixing

  Evaluate the phenylmagnesium chloride in thf solution

Calculate the amount (mL) needed of a 4.0 M phenylmagnesium chloride in THF solution to give 1.5 equivalents based on the amount of starting material used. Starting material needed

  Explain the major organic product

2-ethylcycloheptanol- draw the skeletal structure of the carbocation intermediate that leads to the major Organic product when this is reacted with H+ and heat.

  What volume does it occupy at stp

The volume of a sample of hydrogen is 798mL and it exerts 621mmHg pressure at 5.00C. what volume does it occupy at standard temperature and pressure.

  How long will it take for nobr to decompose

the rate constant for the second order -reaction is NOBr(g)------>NO(g)+1/2Br2(g) is 48 L/mol*min at a certian temperture. How long will it take for 90.0% of a .0200M solution of NOBr to decompose

  Explain conjugate pairs of acids and bases

Conjugate Pairs of Acids and Bases, What is the base if the acid is H2PO4- and the equation of the pair?

  Define what will be the volume when the temperature changed

temperature of 20.0 K and a pressure of 101.3 kPa. What will be the volume when the temperature is changed to 40.0 K and the pressure is changed to 50.65 kPa?

  Explain the energy of exactly one photon of the radiation

Microwave ovens emit microwave energy with a wavelength of 12.0 cm. What is the energy of exactly one photon of this microwave radiation

  Explain two reactions have the same activation energy

Two reactions have the same activation energy, but their rates at the same temperature differ by a factor of 10. Explain.

  Determine the empirical formula of malonic acid

The elemental mass percent composition of malonic acid is 34.63% C, 3.87% H, and 61.50% O. Determine the empirical formula of malonic acid. Express your answer as a chemical formula.

  Determine the kinetic energy of the emitted electrons when

determine the kinetic energy of the emitted electrons when cesium is exposed to uv rays of frequency 1.3 x 1015 hz?

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