What is the ph of an aqueous solution with a hydrogen ions

Assignment Help Chemistry
Reference no: EM13181061

a) What is the pH of an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M?

b) What is the hydroxide ion concentration, [OH-], in an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M?

c) A monoprotic acid, HA, dissociates: HA<-->H^+ + A^- The equilibrium concentrations of the reactants and products are [HA] = 0.120 M [H ] = 2.00 × 10-4 M [A-] = 2.00 × 10-4 M Calculate the Ka value for the acid HA.

Reference no: EM13181061

Questions Cloud

Piaget described several deficits in reasoning : Piaget described several deficits in reasoning that characterize the preoperational child, including egocentric , animistic thinking and lack of capability in conservation tasks . Describe Piaget's basis for each of these three conclusions.
Compute the molar mass of the compound : throat lozenges was dissolved in enough water to make 10.0 mL of solution at 25 degrees C. The osmotic pressure of the resulting solution was 4.95 atm. Calculate the molar mass of the compound. Answer in g/mol.
What radial and height dimensions will require : A metal storage tank with a mximum volume of 500 m^3 is to be constructed in the shape of a right circular sylinder surmounted by a hemisphere. What radial and height dimensions will require the least amount of material?
Describe the crime of solicitation-corroboration requirement : Describe the crime of solicitation and give two (2) examples of solicitation crimes, and explain how corroboration requirements are used in solicitation statutes.
What is the ph of an aqueous solution with a hydrogen ions : What is the pH of an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M? b) What is the hydroxide ion concentration, [OH-], in an aqueous solution with a hydrogen ion concentration of [H ] = 1.6 × 10-9 M?
Date to regularise and regularise date : Difference between the "Date to Regularise" and "Regularise Date" is - greater than 3 days, the cell shold return "RED" colour.
What is the mean cost per share : If an investor purchased 50 shares of Pearson Education stock at $85 per share, 90 shares at $105 per share, 120 shares at $110 per share and another 75 shares at $130 per share. What is the mean cost per share?
International code of ethics : Use the fact pattern you received in the above Marianne Jennings "International Code of Ethics" question to answer this question. Analyze and propose a solution to the problem you received above using the front page of the newspaper method.
Compute the ka for the acid : The pH of the resulting solution is 6.35. Calculate the Ka for the acid.

Reviews

Write a Review

Chemistry Questions & Answers

  Find the volume of the gas

Determine the volume of the gas at a pressure of 150.0 kPa and a 26 degree Celsius of temperature?

  What weight of steam would be needed

When steam (hot water) is passed over iron, hydrogen gas and iron (3) oxide are formed. What weight of steam would be needed to react completely with 100.0g of iron.

  How much heat would be released

A bottle of nail polish remover contains 182 mL of acetone, how much heat would be released by its complete combustion? The density of acetone is 0.788mL.

  Calculate the total number of moles in the solution

A solution of salt (molar mass 90 g mol -1) in water has a density of 1.29 g/mL. The concentration of the salt is 35% by mass.

  What would be the ammonium chloride concentration

If 4.5 of ammonium chloride were dissolved in 200 L of water what would be the ammonium chloride concentration in mg/L

  .how many moles of cl are present

Zinc chloride (ZnCl2) is 52.02% chlorine by mass. What mass of chlorine is contained in 65.0 g of ZnCl2?Answer in units of g.How many moles of Cl is this?Answer in units of mol.

  What is the value of kc

Carbon monoxide gas reacts with hydrogen gas at elevated temperatures to form methanol according to this equation. CO(g) + 2 H2(g) CH3OH (g)

  Define enough of a monoprotic acid is dissolved in water

Enough of a monoprotic acid is dissolved in water to produce a 0.0194 M solution. The pH of the resulting solution is 6.26. Calculate the Ka for the acid.

  How many grams of sulfur are required

How many grams of sulfur are required to produce 768 grams of sulfur dioxide in the following reaction: S + O2 --> SO2?

  Explain a quantity of hi was sealed in a tube

A quantity of HI was sealed in a tube, heated to 425C, and held at this temperature until equilibrium is reached. The concentration of HI in the tube at equilibrium was found to be 0.0706 moles/liter

  Explain combustion analysis gave a molecular formula

An unknown compound burned with a yellow, nonsmoky flame and was found to be insoluble in 5% sodium hydroxide solution but soluble in concentrated sulfuric acid.

  Calculate the final temperature of ethanol

Calculate the final temperature of 33 mL of ethanol initially at 13 degrees Celsius upon absorption of 657 J of heat. (density of ethanol =0.789 g/mL).

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