Evaluate the ph of the solution that results hcl

Assignment Help Chemistry

Reference no: EM13523771

A buffer solution is made by adding 5.05 g of KOH (56.1 g/mol) to 500.0 mL of 0.400 M benzoic acid, HC7H5O2 (Ka = 6.6×10^-5)

Calculate the pH of the solution that results when 100.0 mL of 0.150 M HCl is added to the above buffer (total volume is 600.00 mL).

Reference no: EM13523771

Questions Cloud

The calcium hydrogen phosphate is a component of fertilizers : Calcium hydrogen phosphate is a component of plant fertilizers (a source of phosphate). It is a relatively insoluble hydrated ionic compound, CaHPO4·2H2O, with a Ksp of 2.7×10-7 at 25°C

What are the quantum numbers of the two states : A researcher observes hydrogen emitting photons of energy 2.55eV. What are the quantum numbers of the two states involved in the transition that emits these photons

What is their de broglie wavelength : Rubidium atoms are cooled to 0.22 uK in an atom trap. What is their de Broglie wavelength

Compute the maximum possible speed of the electron : Zinc has a work function of 4.30 eV. What is the maximum possible speed of the electron

Evaluate the ph of the solution that results hcl : A buffer solution is made by adding 5.05 g of KOH (56.1 g/mol) to 500.0 mL of 0.400 M benzoic acid, HC7H5O2 (Ka = 6.6×10^-5). Calculate the pH of the solution that results when 100.0 mL of 0.150 M HCl is added to the above buffer (total volume is 6..

Obtain the maximum kinetic energy of the emitted electron : Image intensifiers used in night-vision devices create a bright image from dim light by letting the light first fall on a photocathode. If light of wavelength 720nm strikes such a photocathode, what will be the maximum kinetic energy, in eV, of the..

Define resultant solution be saturated and undersaturated : The other 2 ions are just spectators. Given that the Ksp of CaF2 is 3.2x10-11, Will the resultant solution be saturated, undersaturated, or supersaturated

How much time has elapsed on the astronauts chronometers : A starship voyages to a distant planet 10 ly away. The explorers stay 1.0yr , return at the same speed, and arrive back on earth 26yr after they left. How much time has elapsed on the astronauts' chronometers

Obtain how much power is being dissipated by the appliance : An idealized voltmeter is connected across the terminals of a 15.5-V battery, and a 75.0 ohm appliance is also connected across its terminals. How much power is being dissipated by the appliance

User Account

All Pages