Explain the mixture was diluted o a total volume

Assignment Help Chemistry

Reference no: EM13502111

A hypothetical weak acid, HA, ws combined wih NaOH in he following proporions: .2 mol of HA, .08 ml of NaOH. The mixture was diluted o a total volume of 1.0 L and the pH measured. a) if pH= 4.80, what is the pKa of the acid? b) How many moles of NaOH shold be added to the solution to increase the pH to 5.00?

Reference no: EM13502111

Questions Cloud

Individual responsibility in the american corporate system : Individual Responsibility in the American Corporate System

Explain the pressure of the surroundings is 0.998 bar : If the heating is carried out in a container fitted with a piston that was initially resting on the solid, calculate the work done by the piston on the surroundings during the complete decomposition. The pressure of the surroundings is 0.998 bar.

At what angle should the axes of two polaroids be placed : At what angle should the axes of two Polaroids be placed so as to reduce the intensity of the incident unpolarized light to 1/5

Calculate the amplitude of the motion : A 5.7 kg block attached to a spring executes simple harmonic motion on a frictionless horizontal surface. What is the amplitude of the motion

Explain the mixture was diluted o a total volume : A hypothetical weak acid, HA, ws combined wih NaOH in he following proporions: .2 mol of HA, .08 ml of NaOH. The mixture was diluted o a total volume of 1.0 L and the pH measured. a) if pH= 4.80, what is the pKa of the acid

Calculate the 2011 ending balance in retained earnings : Calculate the 2011 ending balance in retained earnings and what amount of cash should be reported for the year on the statement of cash flows?

Calculate the rms current in the bulb : A light bulb has a resistance of 260 . It is connected to a standard wall socket (120 V rms, 60.0 Hz, Determine the rms current in the bulb

Explain molecular partition function for indistinguishable : Derive the relationship between the total energy and the molecular partition function for indistinguishable particles.

Explain caco3 in the original hydrated sample : A chemist decided to analyze the mixture by dehydrating it by heating it to 120 degrees Celsius for 12 hours. If a 5.327 g sample weighed 4.281 g after dehydration, what is the percentage of CaCO3 in the original hydrated sample

User Account

All Pages