Explain what is the ph at the equivalence point

Assignment Help Chemistry
Reference no: EM13311330

A 25.0 mL sample of 0.400 M NH3(aq) is titrated with 0.400 M HCl(aq). What is the pH at the equivalence point? (Kb of NH3 = 1.8 ´ 10-5)

Reference no: EM13311330

Questions Cloud

The rayleigh probabilty density function : The Rayleigh probabilty density function is the special case of the Weibull probability density function, when alpha a, the Weibull shape parameter, is 2. that is, a Rayleigh random variable, X has probability density function.
Compute the ph of a 3.92×10^-3 m solution of h2so4 : Calculate the pH of a 3.92×10^-3 M solution of H2SO4. (Ka = 0.0120 for HSO4-) 3-In a 4.66×10^-2 M solution, a monoprotic acid, is 20.4% dissociated. Calculate Ka for this acid
What is different about high-tech industries : What is different about high-tech industries? Were all industries high tech?
Determine the equilibrium constant for the reaction : Find the equilibrium constant for the reaction- A(g) + B(g)--> 2C(g) at 25C when k equals 1.4 x 10^-12 M^-1S^-1 for the reaction A(g) + B(g)-->2C(g) at 25C and k equals 2.7 x 10^-13 M^-1S^-1 for the reaction: 2C(g)-->A(g) + B(g) at 25C.
Explain what is the ph at the equivalence point : A 25.0 mL sample of 0.400 M NH3(aq) is titrated with 0.400 M HCl(aq). What is the pH at the equivalence point. (Kb of NH3 = 1.8 ´ 10-5)
Explain what is the ph of a solution after the addition naoh : A 50.0 mL sample of 0.155 M HNO2(aq) is titrated with 0.100 M NaOH(aq). What is the pH of a solution after the addition of 25.0 mL of NaOH. (Ka of HNO2 = 4.5 ´ 10-4)
How much work is done by a pump to slowly compress : How much work is done by a pump to slowly compress, isothermally, 4.80L of nitrogen at 0 degree celcius and 1.60 atm to 2.40L at 0 degree celcius
Determine the his takeoff speed : In 1993, Javier Sotomayor set a world record of 2.45 m in the men's outdoor high jump. He is 193 cm tall, determine his takeoff speed
Explain what is the ph after the addition of 12.5 ml of naoh : A volume of 25.0 mL of 0.100 M C6H5CO2H(aq) is titrated with 0.100 M NaOH(aq). What is the pH after the addition of 12.5 mL of NaOH. (Ka of benzoic acid = 6.3 ´ 10-5)

Reviews

Write a Review

Chemistry Questions & Answers

  Energy consumption continues to rise at the present rate

Chemistry - Other explained in this solution, If world energy consumption continues to rise at the present rate of 2.4%, how long will it take to double (expressed in years)?

  What causes the color and precipitation

What is the chemical balance equation and what causes the color and precipitation?

  State nitrogen to produce dinitrogen trioxide

oxygen are required to react with 5.62 mol nitrogen to produce dinitrogen trioxide?

  Explain what is the final state of the system

What is the final state of the system when the piston has stopped and there is a balance of forces across the piston? Do not neglect the fact that during motion there may be some friction between moving parts. Consider cases in which the piston is..

  State ammonia in a convenient solvent

When 1 mole of n-propylbromide is mixed with 1 mole of ammonia in a convenient solvent, only 50% conversion is achieved (ie, only 0.5 mol of ethylamine is formed) unless also 1 mol of a base,

  State atomic emission measurement of concentration

Why does an atomic emission measurement of concentration have more error associated with it than an atomic absorption

  What is the mole percent oxygen in the mixture

A gaseous mixture of O2 and Kr has a density of 1.111 g/L at 420. torr and 300. K. What is the mole percent O2 in the mixture?

  What monocation is formed by the loss of a proton

in a strongly acidic solution the amino acid lysine esists as the dication. as the pH is raised, what monocation is formed by the loss of a proton form the dication?

  What mass of calcium oxide is required daily

If the coal is burned in a power plant that uses 1800 tons of coal per day, what mass of calcium oxide is required daily to eliminate the sulfur dioxide?

  How to calculate the atom economy

Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.

  Find out deltahvap for a compound

Determine deltaHvap for a compound that has a measured vapor pressure of 24.3 torr at 273 K and 135 torr at 325 K.

  Compute the feed ratio of adipic acid

Calculate the feed ratio of adipic acid and hexamethylene diamine that should be employed to obtain polyamide of approximately 15000 molecular

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