Prepare buffer solution of benzoic acid

Assignment Help Chemistry

Reference no: EM13691529

Problem- you need to prepare 100 mL of a pH=4.00 buffer solution using .100 M benzoic acid (pKa = 4.20) and .160 M sodium benzoate

mL Benzoic acid = ?

Please define why you think that's the right answer

Reference no: EM13691529

Questions Cloud

The photochemical decomposition of a certain cmpd : Problem- In the photochemical decomposition of a certain cmpd, light intensity of 5.4 x 10^-6 einsteins s^-1 was employed. Assuming the most favorable conditions, estimate the time needed to decompose 1 mole of the compound.

Calculate the volume in ml of hcl solution : Problem- Calculate the volume in mL of a 1.350 M HCl solution required to titrate the following solution. Write reaction equation

Find the average power delivered to the resistor : An ac circuit contains a resistor with a resistance of 8.1ohms. The resistor has an rms current of 0.14A. Find the average power delivered to the resistor

Calculate the image height : A 1.0-cm-tall object is 60 cm in front of a diverging lens that has a -30 cm focal length. Calculate the image height

Prepare buffer solution of benzoic acid : Problem- you need to prepare 100 mL of a pH=4.00 buffer solution using .100 M benzoic acid (pKa = 4.20) and .160 M sodium benzoate, mL Benzoic acid =

What is the electric field at a given distance : A spherical, non-conducting shell of inner radius r1= 20 cm and outer radius r2= 25 cm carries a total charge Q = 25 µC distributed uniformly throughout its volume. What is the electric field at a distance r= 22 cm from the center of the shell.

How much of each solution should be mixed to prepare : Problem- you need to prepare 100 mL of a pH=4.00 buffer solution using .100 M benzoic acid (pKa = 4.20) and .160 M sodium benzoate. How Much of each solution should be mixed to prepare this buffer

What is the mass of the sphere : A hollow sphere if inner radius 8.0 cm and outer radius 9.0 cm floats half submerged in a liquid of density 800 kg/m3. What is the mass of the sphere

The series exhibits structures not predicted : Problem- For the series of alkali halides, calculate radius ratio for each. Which in the series exhibits structures not predicted by the radius ratio rules?

User Account

All Pages