Explain what is the ph at the equivalence point

Assignment Help Chemistry

Reference no: EM13682428

Explain what is the pH at the equivalence point in the titration of 50mL of 0.240 M HCN with 0.200 M KOH given that Ka for HCN is 4.9 x 10-10?

Reference no: EM13682428

Questions Cloud

What pressure does the first vapor form : Benzene as well as toluene form nearly ideal solutions. At T = 300 K the vapor pressures of the pure liquids are 103 and 32torr. a) A liquid mixture is composed of three mol toluene and two mol benzene. If the pressure over the mixture at 300k is s..

Define which course of action can serve effective treatment : With respect to the list below, define which course of action can serve as an effective treatment for sickle cell disease. Follow a daily regimen of applying cold compresses to areas of the body susceptible to vaso-occlusive events.

New and improved rewards at work : New and Improved Rewards at Work

Explain what is the ph after 10.0ml of koh : Barbital, Ka=1 X 10-8, a weekly acidic sleeping pill is titrated against 0.200 M KOH solution. Explain what is the pH after 10.0mL of KOH has been added to 200.0mL of 0.017 M of Barbital

Explain what is the ph at the equivalence point : Explain what is the pH at the equivalence point in the titration of 50mL of 0.240 M HCN with 0.200 M KOH given that Ka for HCN is 4.9 x 10-10

Explain why is it important to add the solution of bromine : Explain why is it important to add the solution of bromine quickly as well as in one portion to the test tube containing the aromatic substrate

Explain why is it important to maintain constant temperature : Explain why is it important to maintain a constant temperature in this experiment. electrophilic aromatic substitution lab

Explain perform rate studies of electrophilic brominations : Explain why is 15 M acetic acid an appropriate solvent in which to perform rate studies of electrophilic brominations

Explain what is the value of the equilibrium constant : Equal quantities of 0.010M solutions of an acid HA as well as a base B are mixed. The pH of the resulting solution is 9.3. If Ka for HA is 7.0×10?5, explain what is the value of the equilibrium constant for the reaction between HA and B?

User Account

All Pages