What is the concentration of the acid

Assignment Help Chemistry
Reference no: EM13173668

A 25.5 ml sample of a diprotic acid is titrated with 0.245 M KOH .

If 66.5 ml of base is required to reach the second equivalence point, what is the concentration of the acid?

Reference no: EM13173668

Questions Cloud

From what state electron originate : A line in the Paschen series of hydrogen has a wavelength of 1280nm. From what state electron originate ?
Determine the beta of one security by regressing the returns : Determine the beta of one security by regressing the returns for the share on the returns for the FT ALL Share Index and determine the co-variances for each pair of securities in the portfolio
Compute the hydronium ion concentration : One beaker contains 10.0 mL of acetic acid/sodium acetate buffer at maximum buffer capacity and another contains 10.0 mL of pure water. Calculate the hydronium ion concentration and the pH after the addition of 0.25 mL of .10 M HCl to each one.
Traditional in talmudic scholarship-theology : Which of the following teaches the full following of the law or Torah and are very traditional in Talmudic scholarship, theology, forms of festival and worship?
What is the concentration of the acid : If 66.5 ml of base is required to reach the second equivalence point, what is the concentration of the acid?
Compute the amount of energy required to heat : Which of the following constants is/are needed to calculate the amount of energy required to heat 30.5g of H2O(s) at -25.0 degreeC to H20(L) at 5.0 degreeC?
Explain the four market structures : Explain the price elasticity of demand in each market structure and its effect on pricing of its products in each market. The four market structures are monopoly, Perfect competition, oligopoly, and monopolistic competition.
State what is the volume of blood in the patient : the radiation level was determined to be .00935 microCi/mL. If 51Cr has t1/2=27.7 days, what is the volume of blood in the patient?
What is its temperature change : If 80 {rm J} of heat are added to a pure gold coin with a mass of 13 {rm g}, what is its temperature change? Specific heat capacity of gold is 0.128 rm J/g ^circ C.

Reviews

Write a Review

Chemistry Questions & Answers

  State the net change in entropy of the system

the net change in entropy of the system and surroundings considered together must be a positive quantity; (e) the entropy of the universe must remain constant.

  How many grams of calcium chloride should be formed

How many grams of calcium chloride should be formed from the reactions of hydrochloric acid and calcium hydroxide? If the reaction in 2.4 only produces 3.0 g calcium chloride, calculate the percentage yield of calcium chloride.

  What is the change in internal energy of the system

System conducts 1.30x10^2 cal heat to srroundings while delivering 316 cal work. What is the change in internal energy of the system (in Cal).

  State all of this oxygen were converted to a gas

we determined that the sample contained 5.34mol of oxygen. If all of this oxygen were converted to a gas at 24 degrees celcius and 770mmHg of pressure, what volume would it occupy?

  Calculate a value for ksp

25.0 cm3 of a saturated solution of Ca(OH)2 required 21.0 cm3 of 0.0500 mol dm-3 HCl for complete neutralisation. Calculate the [OH-(aq)] and the [Ca2+(aq)] in the saturated solution.

  State h2o is amphoteric meaning it can act

H2O is amphoteric meaning it can act as both a Bronsted acid and a Bronsted base.Show that H2O really is amphoteric by writing the relevant equations

  What is the density of the metal

A piece of metal with mass of 147 g is placed in 50-mL graduated cylinder.The water level rises from 20mL to 41ml. what is the density of the metal?

  Siver nitrate is sadded to a solution containing an salt

Siver nitrate is sadded to a solution containing an unknown salt. An off-white colored precipitate forms. Nitric acid is added to the mixture, the precipitate dissolves and a gas is given off. What is the anion present: Cl-, Br-, I-, PO4 3-, SO4 2..

  Explain the nature and characteristics of pcb

Describe the nature and characteristics of PCB's. Why are they of importance to an EH&S or FS professional who encounters them when coming upon an incident scene where they are present?

  Calculate the molarity and mole fraction of acetone

Calculate the molarity and mole fraction of acetone in a 1.82 molality solution of acetone in ethanol. Density of acetone is .788 g/cm^3. Density of ethanol is .789 g/cm^3. Assume that the volume of acetone and ethanol add.

  Identify the oxidizing agent and balance the equation

identify the oxidizing agent and balance the equation by using oxidation and reduction half reactions.

  How much does the molar enthalpy change

How much does the molar enthalpy change when 147 g. of water cools from 90.0 C to 17.0 C when 20.0 g. of KCL is added to the water? Is this reaction exothermic or endothermic?

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