Calculate the concentration of hx

Assignment Help Chemistry
Reference no: EM13697875

Question- In the titration of 10.00 mL of an unknown weak acid (HX) with a strong base that has a molarity of 0.1002 M, the equivalence volume was found to be 18.45 mL.

a) Calculate the concentration of HX.

b) If the initial pH of the solution was recorded as 3.12, what is the Ka and pKa of HX.

Please take care to answer each question mark in the equations

Reference no: EM13697875

Questions Cloud

What are the dimensions of the picture : A picture measures 5 1/8 inch by 10 1/4 inch. The frame for the picture is 3/4 inch wide. What are the dimensions of the picture, including the frame?
What is the ka of this weak acid : Question- A student is presented with a 0.110 M solution of an unknown weak acid. The student measures the pH of that solution and determines a value of 3.25 for the unknown solution. What then, is the Ka of this weak acid. What is the pKa
Ordered pair (x,y) will be a solution to this system : When using the addition or substitution method, how can you tell if a system of linear equations has infinitely many solutions? What is the relationship between the graphs of the equations? Does this also mean that every ordered pair (x,y) w..
What is the specific weight of the material : If a solid sphere of some material has a diameter of 15 in. and weighs 2 lb, What is the specific weight of the material
Calculate the concentration of hx : Question- In the titration of 10.00 mL of an unknown weak acid (HX) with a strong base that has a molarity of 0.1002 M, the equivalence volume was found to be 18.45 mL. a) Calculate the concentration of HX.
The half-cell is a chamber in the voltaic cell : Question- The half-cell is a chamber in the voltaic cell where one half-cell is the site of the oxidation reaction and the other half-cell is the site of the reduction reaction.
What is the ph of a solution prepared by diluting : Question- What is the pH of a solution prepared by diluting 2 5.0 mL of 0.020 M Ba(OH) 2 with enough water to produce a total volume of 250.0 mL
What is the closest value to the atomic radius of metal atom : Question- A certain elemental metal crystallizes in a body-centered cubic unit cell. If the length of an edge of the unit cell is 0.430 nm, what is the closest value to the atomic radius (in nm) of this metal atom
Explain product to form when the reactants are combined : Question- If the products of a certain reaction are favored (negative ?G value), we would expect a significant amount of product to form when the reactants are combined. Which of the following could explain why such a reaction might produce very l..

Reviews

Write a Review

Chemistry Questions & Answers

  A 500 ml sample of vinegar density 106 gml was diluted to

a 50.0 ml sample of vinegar density 1.06 gml was diluted to 500.0 ml.nbsp titration of a 50.0 ml aliquot of this

  Explain the conversion factor is in the numerator

When you convert units, how do you decide which part of the conversion factor is in the numerator and which is in the denominator

  Explain what is the concentration molarity of the solution

What is the concentration (molarity) of the solution prepared by dissolving 1.83g of Co(NO3)2 in HCl acid to give a total volume of 100 mL

  Atoms contain protons

Atoms contain protons. 2)Nuclei move out of the paths of the alpha particles. 3)Neutrons have zero charge.

  Explain concentrations are raised in the rate-law expression

What can be said about the stoichiometric coefficients of a balanced chemical reaction AND the powers to which the concentrations are raised in the rate-law expression

  Define what are the partial pressures of n2 and h2o

What are the partial pressures of N2 and H2O. A miniature volanco can be made in the laboratory with ammonium dichromate. When ignited, it decomposes in a fiery display. (NH4)2Cr2O7(s)

  State what is the percent composition of the mixture

mixture of 2-amino-propanoic has a specific rotatio of -5.6. What is the percent composition of the mixture of the specific rotation for the S enantiomer is +14.5

  Indicate whether behaves as an acid or a base

Indicate whether HC4H7O2 behaves as an acid or a base, and support your choice with a brief explanation.

  How to calculate biological oxygen demand

The biochemical oxygen demand (BOD) is the capacity of organic and biological matter in natural water to consume oxygen. It is determined experimentally by measuring the oxygen concentration in a sealed sample before and after a 5-day incubation p..

  Explain a compound that has a formula of c9h10o2

Give the structure of a compound that has a formula of C9H10O2 and has signals in the 13C NMR spectrum at 13.6 ppm (CH3); 59.1ppm(CH2);128.4(CH); 129.7 ppm(CH); 130.5ppm(C);132.8ppm (CH); and 167.0 ppm(C).

  Define what would the average atomic mass

Suppose that the atomic mass unit (amu) had been defined as one-twelfth of the average mass of an atom of nitrogen instead of one-twelfth of the mass of an atom of carbon-12. What would the average atomic mass of potassium be on this new scale

  Explain enthalpy of vaporization of ethanol is 38.56 kj/mol

The enthalpy of vaporization of ethanol is 38.56 kJ/mol. It has a boiling point of 351.44 K. What is the difference in entropy between ethanol's liquid and gaseous states at 351.44 K. What I'm asking is what is the size of the "jump" on the Sm ver..

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