Determining the molar solubility

Assignment Help Chemistry
Reference no: EM13112322

The solubility product of PbBr2 is 8.9 X 10^(-6). Determine the molar solubility in the following.
(a) pure water
I got the correct answer of 1.3e-2 M

(b) 0.14 M KBr solution

I got close to the right anwser with 6.4e-5 but im not sure where i am going wrong.

(c) 0.18 M Pb(NO3)2 solution

 

Reference no: EM13112322

Questions Cloud

Use a punnet square to show : Coat color in cats is a codominant trait and is also located on the X chromosome. Cats can be black, yellow or calico. A calico cat has black and yellow splotches. In order to be calico, the cat must have an allele for the black color and an allel..
Calculating the concentration of ions : Calculate the concentration of ions in the following saturated solutions. Al3+] in Al(OH)3 solution with [OH -] = 2.6 10-9 M
Hypothesis testing of cigarettes : Safe T cigarettes claim that their product has "low tar." Government standards are that this claim is invalid if there are more than 13.5mg tar per cigarette.
Determine standard deviation of all sample means : Several samples of size 56 are randomly selected and means computed. What value would you expect to determine for standard deviation of all these sample means?
Determining the molar solubility : The solubility product of PbBr2 is 8.9 X 10^(-6). Determine the molar solubility in the pure water.
Hypothesis test of ten automobiles : Ten automobiles were driven on a measured test track - once with standard gasoline with no additive and once with an additive supposed to increase miles per gallon (mpg). The results are given below:
Statistics problem of quaker oats : Quaker Oats is contemplating changing the shape of its box from the quaint cylinder presently in use. Different random samples were selected from five stores of similar size in the same region
Determine median finishing position for the year : He completed 1st seven times, 2nd three times, and one time each in 6th, 9th,12th, 15th, 22nd and 37t. Determine his median finishing position for the year.
General characteristics of a research study : Critically discuss the general characteristics of a research study for which an independent-measures t would be the appropriate test statistics

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the absorbance of solution

Using a solution of KMnO 4 has a percent transmittance of 27.3 percent when observed in a 1.15-cm cell at a wavelength of 525 nm. Compute the absorbance of this solution.

  What is the percentage of oxalic acid in the sample

Using A sample having X amount of oxalic acid. If 0.5187 grams of the sample requires 40.20 mL of 0.1000 M Sodium hydroxide to neutralize the oxalic acid completely.

  Determine how much will the ph change

The total molarity of acid and conjugate base = 0.100M. A boy adds 4.20 milliliters of a 0.370 M solution to the beaker. Determine how much will the pH change?

  Type of acrylic material and its properties

The objective is to implement a menu-based system for Bank Accounts in order to simulate a very simple banking system. Many structures have to be declared to manage bank accounts.

  How the equilibrium of the following reactions

Using Le Chatelier's Principle to predict the effect of a change in conditions on a chemical equilibrium -  Predict how the equilibrium of the following reactions will be affected by the changes listed.

  First order decomposition of peroxyacetyl nitrate

Determine at what temperature will a sample of air containing 5.0x10^14 Peroxyacetyl nitrate molecules per liter decomposes at the rate of 1.0x10^12 Peroxyacetyl nitrate molecules per liter per minute.

  Name of all the chemical formula

Describe each reaction and provide the name of all the chemical formula involved for each number.

  Identify one structural feature of the acetanilide molecule

Explain the structural feature of Acetanilide molecule - Identify one structural feature of the acetanilide molecule

  Calculate the heat capacity

An unknown metal X with a mass of 28 grams absorbs 58 J of heat. calculate the heat capacity if Its temperature raises from 31.1 °C to 39.9 °C.

  Compute the concentrations of all species

Compute the concentrations of all species in a 0.900 M sodium sulfite solution. If it is given that the ionization constants for H2SO3 are Ka1=1.4x10^-2 and Ka2=6.3x10^-8.

  Calculate the standard enthalpy of formation

A student measures the standard enthalpy change for reaction (C2H4(g) + H2O(g) CH3CH2OH(g)) to be -52.8 kJ :Calculate the standard enthalpy of formation.

  Testing the bounds of natural fibres

The purpose of this experiment is to find out which fabric out of polyester, polypropylene, cotton and wool is the most suitable to make a sling back chair.

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