You are asked to go into the lab and prepare an acetic

Assignment Help Chemistry
Reference no: EM13384603

You are asked to go into the lab and prepare an acetic acid-sodium acetate buffer solution with a pH of 4.40 ± 0.02. What molar ratio of CH3COONa (conjugate base) to CH3COOH (weak acid) should be used?

Reference no: EM13384603

Questions Cloud

A 450 gram sample of licl at 250 dissolves in 25o ml of : a 4.50 gram sample of licl at 25.0 dissolves in 25.o ml of water also at 25.0 celsius. the final equilibrium
If the solubility of a gas is 75 gl at 404 kpa pressure : if the solubility of a gas is 7.5 gl at 404 kpa pressure what is the solubility of the gas when the pressure is 202
Aqueous solutions of ironiii chloride and sodium hydroxide : aqueous solutions of ironiii chloride and sodium hydroxide are mixed together to form a combined solution that is 0.015
1 atm to produce carbon dioxide and waterliquid if the : a 10.0g sample of a mixture of methane and ethene c2h4 reacts with oxygen at 25 celsius degree and 1 atm to produce
You are asked to go into the lab and prepare an acetic : you are asked to go into the lab and prepare an acetic acid-sodium acetate buffer solution with a ph of 4.40 plusmn
A sample of neon is collected at 27 atm and 120 degrees : a sample of neon is collected at 2.7 atm and 12.0 degrees celcius. if has a volume of 2.25 l. what would be the volume
How many 3-liter balloons could the 12-l helium tank fill : how many 3-liter balloons could the 12-l helium tank fill? keep in mind that an exhausted helium tank is not empty. in
Carbon oxide carbon ii oxide can be purified of oxygen : carbon oxide carbon ii oxide can be purified of oxygen impurities by having it react with cobalt ii oxide. if the
Assuming no other changes how would it affect the rate if : 1. consider the sn2 reaction of butyl bromide with oh- ion.ch3ch2ch2ch2br oh- ? ch3ch2ch2ch2oh br-assuming no other

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the ph and the percent ionization of butanoic acid

Calculate the pH and the percent ionization of butanoic acid in this solution. *I will only award points if a solution is presented. What good does just the answer do for me?

  Given that 240ml of 0170 m sodium iodide reacts with 0209m

given that 24.0ml of 0.170 m sodium iodide reacts with 0.209m mercuryii nitrate solution according to the unbalanced

  Compute the final volume

A 400ml sample of gas at 10 degrees celsius is warmed to 25 degrees celcius at a constant pressure. Calculate the final volume.

  Calculate [h+], [oh -], and the ph for the solution

A solution is prepared by mixing 77.0 mL of 5.00 M HCl and 11.0 mL of 8.00 M HNO3. Water is then added until the final volume is 1.00 L. Calculate [H+], [OH -], and the pH for this solution.

  Write a balanced chemical equation for the decomposition

Write a balanced chemical equation for the decomposition of limestone, CaCO3, to quicklime, CaO, and carbon dioxide.

  Explain the initial concentration of sucrose in the solution

The reaction is first order and has a rate constant of 6.2 ? 10-5 /s at 35?C when the H+ concentration is 0.10 M. Suppose that the initial concentration of sucrose in the solution is 0.40 M. How many minutes will it take for the sucrose concentrat..

  State the half-reactions for the silver-silver chloride

Write the half-reactions for the silver-silver chloride and calomel reference electrodes.

  Compute the volume of liquid h2o formed in reaction

Calculate the VOLUME (mL) of liquid H2O formed if the reaction goes to completion and you condense the water vapor.

  Explain a calorimeter whose heat capacity is negligible

Both pieces are placed inside a calorimeter whose heat capacity is negligible. What is the final temperature inside the calorimeter

  Explain titration to determine the molar mass

Describe how you can use titration to determine the molar mass of an unknown acid, by giving a specific example and showing a sample calculation.

  Compute the mass of lead

Calculate the mass of lead [0.0308 {\rm cal}/({\rm g} \times^\circ {\rm C})] that releases 53.5cal as the metal cools from 36.0^\circ C to 25.2^\circ C. If the initial temperature is 28.9^\circ C, what is the final temperature

  Compute the ph of the solution using henderson-hasselbalch

added 5 mL of 0.10 M H2SO4 instead of 5mL 0.10 M of HCl calculate the ph of the solution using henderson-hasselbalch

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