Determine the ph of a solution

Assignment Help Chemistry
Reference no: EM13226625

Calculate the pH of a solution that is 0.25M pyridine, C5H5N and 0.75M in pyridinium bromide, C5NHBr. (Kb for C5H5N= 1.7 * 10^-9)

Reference no: EM13226625

Questions Cloud

Explain temperature would you expect seawater to freeze : What temperature would you expect seawater to freeze? You may assume that the density of sea water is 1kg/liter and Kf=1.86 for water
Explain the ph of an aqueous solution with a hydrogen ion : What is the pH of an aqueous solution with a hydrogen ion concentration of [H ] = 9.4 × 10-7 M?
Explain what volume of hydrogen can be produced : What volume of hydrogen can be produced at 22.0C and 1.01atm pressure by the reaction of 25.0ml of 2M HCL with 0.3g Zn?
Determine capacitance of the sphere without the coating : A conducting sphere in free space has a radius of a= 10cm. the capacitance of the isolated sphere is C= 4oa. now let's coat the sphere with a dielectric with fr= 3, and the thickness of the dielectric layer is d.
Determine the ph of a solution : Calculate the pH of a solution that is 0.25M pyridine, C5H5N and 0.75M in pyridinium bromide, C5NHBr. (Kb for C5H5N= 1.7 * 10^-9)
Compute the pressure of the mixture : A 1L vessel at 0C contains .23 mol N2, 1.6 mol of H2 and1.9 mol CH4. Calculate the pressure of the mixture and the partial pressure of each constituent gas.
Find the natural reponse of current for rlc circuit : Consider a series RLC circuit disconnected from a source at t=0. The circuit components are R=3 ohms, C = 500 F, and L = 1 H. We assume that Vc(0-) = 20 V and i(0-) = -0A.  a) Find the natural reponse i(t) for t > 0.
Impact on the organisations business strategy : Conduct a thorough strategic analysis of your organisation's external environment and critically evaluate how the identified issues might impact on the organisation's business strategy.
Explain what is the partial pressure of co : A mixture of .148 moles of C is reacted with .117 moles of O2 in a sealed 10L container at 500K producing CO and CO2. The total pressure is .640 atm. What is the partial pressure of CO?

Reviews

Write a Review

Chemistry Questions & Answers

  How much of this chemical would have been measured

how much of this chemical would have been measured? Express in terms of measured concentration C (mg/litre) of the filtered sample?

  Find the minimum energy needed to eject electrons

The minimum frequency of light needed to eject electrons from a metal is called the threshold and find the minimum energy needed to eject electrons from a metal with a threshold frequency of 3.27*10^14s^-1.

  Explain what is the structure for hexadecanol

What is the structure for hexadecanol?, What would explain why it is a solid, rather than a liquid?, How are ethanol, 1-octanol, propane-1,2,3-triol, and hexadecanol similar to their corresponding hydrocarbons (ethane, octane, propane, & hexadecan..

  How many grams of fes2 and o2 are left

if 294 grams of is allowed to react with 176 grams of according to the following unbalanced equation, how many grams of are produced? How many grams of FeS2 and O2 are left?

  Find the mass of each substance

An unknown mass of each of the following substances, initially at 22.0^circ C, absorbs 1950 J of heat. The final temperature is recorded as indicated. Find the mass of each substance. a. Pyrex glass (T_f=55.1^circ C. B.sand (T_f=62.3^circ C). C.et..

  Compute the equilibrium constant k

Calculate the equilibrium constant, K, for this reaction at 298 K. (b) Will Delta G increase, decrease, or stay the same if the partial pressure of NO2 is increased? (c) Calculate Delta G^o at 298K if the partial pressure of NO2 and N2O4 are 0.40 atm..

  How many grams of cucl2 are required

How many grams of CuCl2 are required to prepare 1220. g of a 1.65% (by mass) CuCl2 solution?

  What is the total pressure exerted by the gas mixture

In a gas mixture, the partial pressures are argon 455 , neon 85 , and nitrogen 135 .What is the total pressure exerted by the gas mixture?

  Explain triangular-planar molecule shape

apply to NHCl3. A. polar bonds B. nonpolar molecule C. triangular-planar molecule shape D. sp2 hybirdized

  Determine the value of faraday

Determine the value of Faraday used If the electrolysis was carried out for eighty minutes with a current of four amperes flowing

  What will the maximum temperature reached

what will the maximum temperature reached by the resulting solution? [Assume that there is no heat loss to the container, that the specific heat of the final solution is 4.18 J/g*C, and the density of the final solution is that of water.]

  State what is the boiling point of a solution of benzene

What is the boiling point of a solution of benzene containing 0.2 moles of a non volatile solute in 125 grams of benzene given that pure bezene has a boiling point of 80.1

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