### Define the equilibrium constant for the reaction

Assignment Help Chemistry
##### Reference no: EM13491834

At a particular temperature the equilibrium constant for the reaction: H2(g) + F2(g) ? 2HF(g) is K = 36.0. A reaction mixture in a 10.00-L flask contains 0.42 moles each of hydrogen and fluorine gases plus 0.15 moles of HF. What will be the concentration of H2 when this mixture reaches equilibrium?

### Previous Q& A

#### What is the bonds selling price

The day the bonds hit the market, the bond price is quoted at 100. What is the bonds selling price and how does the company record this sale in its accounting information system?

#### Explain electrolysis of its molten chloride salt

Choose the metal that is produced by electrolysis of its molten chloride salt. a) Li b) K c) Al d) Ca e) All of the above

#### Compute the after-tax npv of the new lift

Assume that the before-tax required rate of return for Happy Trails Lodge is 14%. Compute the before-tax NPV of the new lift and advise the managers of Happy Trails about whether adding the lift will be a profitable investment. Show calculations t..

#### Determine the maximum height the projectile will reach

A projectile is fired up into the air at a speed of 199 m/s at an angle of 17° relative to the horizontal. Determine the maximum height the projectile will reach

#### Describe what is the equilibrium concentration of fluorine

What is the equilibrium concentration of fluorine if the initial concentrations of bromine and fluorine were 0.113 moles/liter in a sealed container and no product was present initially

#### Determine the direction of the displacement

Bob walks 250 m south, then jogs 560 m southwest, then walks 250 m in a direction 25 degrees east of north. Find the direction of the displacement that will return Bob to his starting point by the most direct route

#### Perpetual system - comprehensive cycle problem

Purchased inventory that cost \$2,200 on account from Blue Co. under terms 1/10, n/30. The merchandise was delivered FOB shipping point. Freight costs of \$110 were paid in cash

#### By how much does its kinetic energy change

Point P is at a potential of 500.0 kV and point S is at a potential of 200.0 kV. by how much does its kinetic energy change

#### Define industrial nitric acid production

The first step in industrial nitric acid production is the catalyzed oxidation of ammonia. Without a catalyst, a different reaction predominates: 4NH3(g) + 3O2(g) ? 2N2(g) + 6H2O(g) When 0.0230 mol gaseous NH3 and 0.0250 mol gaseous O2

#### Describe the manufacturing process

Identify what types of trends you should be aware of in the industry and who the primary competitors are.

### Similar Q& A

#### What is the final temperature of the copper-water mixture

A 100.0 g copper sample (specific heat = 0.385 J/goC) at 100.0oC is added to 50.0 g water at 26.5oC. What is the final temperature of the copper-water mixture?

#### State how long does it take to deposit a coating of gold

How long does it take to deposit a coating of gold 1.00um thick on a disk-shaped medallion 4.00 cm in diameter and 2.00 mm thick at constant current

#### Define are typically an oxidizing agent

Which of the following are typically TRUE of an oxidizing agent? 1. It causes oxidation. 2. It gains electron(s). 3. It is the reduced substance. 4. all 5. none

#### A 0374g sample of a metallic element m is completely

a 0.374g sample of a metallic element m is completely dissolved in 100ml of 0.500n sulfuric acid. the liberated

#### How much water should you add

you have 505ml of a .170m HCL solution and you want to dilute it to exactly .100M. how much water should you add?

#### Explain what is the standard free energy change

What is the standard free energy change (kJ) for the following reaction at 499.0 K ? [Note: Answer should be expressed as "xxx.x", or with one sig fig after the decimal

#### Define how heat capacity and entropy are related

Without using equations can you explain how heat capacity and entropy are related

#### Calculate the mass of silver nitrate

Calculate the mass of silver nitrate (in grams) in a 145 mL solution of 5.38 M AgNO3.

#### What is the molarity of the ethanol

A solution of ethanol (C2H5OH) in water is prepared by dissolving 65.8 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution.

#### State a sample of neon to escape from a hole in a container

a sample of neon to escape from a hole in a container, how long would it take for an equal amount of nitrogen gas, N2, to escape

#### Depict a structural formula that you would predict

Draw a structural formula that you would predict in aspirin in each of the following biological environments. a. Esophagus pH 6.8

#### Calculate the enthalpy change for the dissolution of nh4no3

Assuming the solution has a heat capacity of 4.18 J/°C·g and assuming no heat loss to the calorimeter, calculate the enthalpy change for the dissolution of NH4NO3 in units of kJ/mol.