Compute the ph of a solution formed by mixing

Assignment Help Chemistry
Reference no: EM13241026

Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 M NH4Cl with 100.0 mL of 0.20 M NH3. The Kb for NH3 is 1.8 x 10-5.

Reference no: EM13241026

Questions Cloud

Explain how much copper ion remains at equilibrium : A solution contains 2.2 × 10-3 M in Cu2+ and 0.33 M in LiCN. If the Kf for Cu(CN)42- is 1.0 × 1025, how much copper ion remains at equilibrium
Explain the ph of the solution after the addition of hno3 : A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution after the addition of 50.0 mL of HNO3. The Kb of NH3 is 1.8 × 10-5.
Explain conjugate base would form a buffer with a ph : Which of the following acids (listed with pKa values) and their conjugate base would form a buffer with a pH of 8.10
Calculate the internal resistance of each cell : Four identical cells, each of emf 2V are joined in parallel providing supply of current to external circuit consisting of two 15 ohm resistors joined in parallel, Calculate the internal resistance of each cell
Compute the ph of a solution formed by mixing : Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 M NH4Cl with 100.0 mL of 0.20 M NH3. The Kb for NH3 is 1.8 x 10-5.
Obtain the least square weights : Considering the four weights and assuming the weights are independent with a constant variance, obtain the least square weights of A and B.
Explain gas is collected by displacement of water : When a gas is collected by displacement of water,the gas often appears foggy as it is generated. what it means to say that a gas collected by this technique is saturated with water vapor.
Find the numerical value of the energy for the capacitor : A capacitor consisting of two plates separated by a distance d of 4.25 x 10^-3, with an area A of 8.15 x 10^-4 m^2, What is the numerical value of the energy for the capacitor
The main effect of fertilizer type : Which of the F statistics are significant and what is the effect size for the main effect of fertilizer type? What size effect is this?

Reviews

Write a Review

Chemistry Questions & Answers

  What mass of product may be produced

Solving this question helps the student to understand how to find the limiting reactant and how much product is produced and What mass of product may be produced?

  What pressure in atmospheres is necessary

A scientist wishes to compress 50.0 ml of ammonia gas at normal atmospheric pressure to a volume of 1.0 ml. What pressure in atmospheres is necessary?

  Compute the mass of khp needed to react

Calculate the mass (grams) of KHP needed to react with 40. mL of 0.10 M NaOH. B. If 0.7528 g of KHP standard were titrated with NaOH and the endpoint was reached at 36.33 mL

  Explain grams of calcium carbonate

Why is sodium chloride added to the tea solution before extracting with ethyl acetate? 4 grams of calcium carbonate was added to 90 ml's of water in a flask

  State a mechanism for the phtolysis of methyl butyrate

Outline a mechanism for the phtolysis of methyl butyrate assuming the reaction follows a patter similar to 2-pentanone.

  Describe the ph of a buffer solution consisting

Describe the pH of a buffer solution consisting of 100 mL containing 0.1M CH3COOH and 0.125M CH3COO- , both before and after addition of 10 mL of 0.25M HCl. Ka = 1.8 x 10-5.

  Descrbe the ph of a buffer soluton consisting

Descrbe the pH of a buffer soluton consisting of 100mL containing 0.1M CH3COOH and 0.125 CH3COO-, both before and after the additon

  What is the new water level in the cylinder

A graduated cylinder contains 145mL of water. A 10.0g piece of iron (density = 7.86g/cm3 ) and a 22.0g piece of lead are added.

  Determine the dhfo

At the temperature of twenty five degree celsius  when 1.00 g of sulfur is burned at constant pressure in an atmosphere of oxygen to give SO 2 ,  and 9.28 kJ of heat is liberated. Determine the  ΔHfo of SO 2 ?

  How many grams mtbe must be present in each gasoline

If fuel mixtures are required to contain 3.0 oxygen by mass, how many grams MTBE must be present in each 110 gasoline.

  Explain 1-bromopropane and 1-chloropropane

A sample consisting of 1-bromopropane and 1-chloropropane isinjected into a gas chromatograph quipped with a nonpolar column.which compound has the shorter retention time? Explaine the answer.

  Calculate the mole fraction of toluene in a solution

Toluene is a liquid compound similar to benzene. Calculate the mole fraction of Toluene in a solution that contains 112 g Toluene and 221 g Benzene.

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