Explain what is the value of kw at that temperature

Assignment Help Chemistry
Reference no: EM13260877

At a certain temperature, the pH of a neutral solution is 7.72. What is the value of Kw at that temperature?

Reference no: EM13260877

Questions Cloud

What is the torque when the antenna gets to within 5-degree : A proportional controller for a rotating antenna has a gain Kp of 5 in .oz/deg. The antenna was initially pointing due south but was then commanded to point southeast. a. Find the initial torque supplied to the antenna.
Principles of green engineering : Choose three of the principles of green engineering (Box 7.1). For each one, (a) explain the principle in your own words; (b) find an example (commercially available or under development), and explain how it demonstrates the principle;
Purpose of environmental scanning : What is the purpose of environmental scanning? Give an example. How should Ford Motor Company market differently to Generation Y, Generation X, and baby boomers?
Assume a small downtown area : Assume a small downtown area has two 12 ft. travel lanes with 6 ft. sidewalks on each side. This is all surrounded by buildings that are 25 ft. tall. What is the maximum urban heat island impact that can be expected?
Explain what is the value of kw at that temperature : At a certain temperature, the pH of a neutral solution is 7.72. What is the value of Kw at that temperature
Facing the healthcare system : Is realized access, effective access, or efficient access the most important problem facing the healthcare system?
What was the initial direction : A 900- kg car collides with a 1300- kg car that was initially at rest at the origin of an x-y coordinate system. What was the initial direction
Push strategy to a pull strategy : Decide what steps would be necessary to convert that company or organization from a push strategy to a pull strategy.
How does the company compare with the average capital : What advantages, if any, can the bank gain by purchasing the finance company and using it to own productive assets, such as computers, and leasing such assets to the parent company, the bank?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the effective nuclear charge

The effective nuclear charge, Zeff, for a valence electron can be approximated using the "core charge" of the atom, that is, the total charge of the nucleus and the inner (non-valence) electrons.

  Explain if the ph is increased at the electrode

At 25 C, the standard hydrogen electrode (SHE) has a half-cell potential that is defined to be 0.00 volts. If the pH is increased at this electrode (keeping everything else the same), at what pH will the half-cell potential be equal to -0.337 volt..

  Explain what thickness of metal will be corroded

If a zinc surface is corroding at a current density of 3.45x10^7 A/cm what thickness of metal will be corroded in 210 days

  What mass of co2 will be produced

Fe3O4 reacts with CO according to the reaction Fe3O4(s) + 4CO(g) --> 4CO2(g) + 3Fe(s). If 201 grams of Fe3O4 is reacted with excess CO, what mass of CO2 will be produced?

  What is the limiting reactant

Hydrogen is produced when methane(CH4) reacts with water. The other product is CO2. Using 80.0g of methane and 16.3g of water, how many liters of H2 can be produced at STP? what is the limiting reactant?

  How many milliliters of coffee can be obtained

A pound of coffee beans yields 30 cups of coffee (4 cups = 1 q). How many milliliters of coffee can be obtained from 1 g of coffee beans.

  Explain what is the mass of a piece of magnesium wire

What is the mass of a piece of magnesium wire which produces 39.30 mL of hydrogen gas collected over water at 23 degrees celsius

  State what is the edge length of the unit cell in nm

Suppose the radius of an atom in a simple cubic unit cell is 0.27 nm. What is the edge length of the unit cell in nm.

  Explain the ability of an electron to cross through a node

How can we explain the ability of an electron to cross through a node, such as the nucleus, to occupy the region within an entire orbital?

  How many joules of energy are necessary to melt ice

A sample of H½O with a mass of 46.0 grams has a temperature of -58.0 C. How many joules of energy are necessary to melt 46.0 grams of ice? (Use 2.1 J/g.C for the specific heat of ice, and 334.4 J/g for the heat of fusion of water.)

  What is the heat of vaporization of substance x

If 12800 calories is required to change 45g of substance X from a liquid to a gas, what is the heat of vaporization of substance X?

  Explain the molecular formula of the compound

A 0.08468 g sample of gas occupies 10.0-mL at 291.0 K and 1.10 atm. Upon further analysis, the compound is found to be 13.068% C and 86.932% Br. What is the molecular formula of the compound

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