Warm-up R=0.08206 L atm/mol k

If a gas is compressed…What happens to the volume?What happens to the pressure?What happens to Temperature?

Kinetic-Molecular Theory applies to what type of particles?

According to the kinetic-molecular theory, what is the cause of pressure?

Pressure is the measure of force per unit of?

Objective

• SWBAT calculate and articulate relationships between the components of ideal gases in a Whiteboard practice activity.

HW Review

Whiteboard Practice

Practice

Convert 350.0 mL at 740.0 mm of Hg to its new volume at standard pressure.

Practice

600.0 mL of a gas is at a pressure of 8.00 atm. What is the volume of the gas at 2.00 atm?

Practice

At 27.00 °C a gas has a volume of 6.00 L. What will the volume be at 327.0 °C?

Practice

When the temperature of a gas decreases, does the volume increase or decrease?

Practice

If the Kelvin temperature of a gas is doubled, the volume of the gas will increase by ____.

Practice

• If a gas is cooled from 300.0 K to 150.00 K and the volume is kept constant what final pressure would result if the original pressure was 800.0 mmHg?

Practice

• A container holds three gases: oxygen, carbon dioxide, and helium. The partial pressures of the three gases are 3.20 atm, 3.00 atm, and 1.00 atm, respectively. What is the total pressure inside the container?

Practice

• What is the volume of gas at 2.00 atm and 200.0 K if its original volume was 300.0 L at 1.00 atm and 400.0 K.

• Temperature is the measure of the average _______________ of the particles in a sample of gas?

Practice

Why does decreasing the volumes of gas cause a nonideal behavior?

Practice

Given the following unbalanced equation:

Given 2.00 grams of water at STP, what volume of Hydrogen will be produced?

H20(l) -> H2(g) + O2(g)

More Problems

• Write the formula for Boyle’s Law

• What are the constant for Boyle’s Law

• If Pressure decreases, what happens to volume?

• White formula for Charles’s Law

• What are Charles’s Constants?

• If volume increases, what happens to temperature?

• Write the equation for Avogadro’s Law.

• What were Avogadro’s Constants?

• If the number of moles increase, what happens to volume?

• What is the temperature of absolute zero?

• All ____________ stops at absolute zero.

• What pressure is required to compress 1.00 L of gas at 600.0 mm Hg pressure to a volume of 500.0 mL.

• If 1.00 L of an ideal gas is heated from -272C to -173C, what will the volume of the gas become?

O=16.00g/mol R=.08206

• If 64.00 grams of Oxygen gas has a volume of 4.00L, what volume would 1.00 mol of oxygen gas occupy under the same conditions.

N=14.00g/mol R=.08206

• What volume does 14.00g of nitrogen gas occupy at 2.04 atm and 60C?

• Who is responsible for the Law of Partial Pressures?

• The following gases: 5.00 mol Neon, 2.50 mol Oxygen gas, 2.50 mol Hydrogen gas have a total pressure of 20.0 atm.

• What is the partial pressure of Hydrogen Gas?

Leave final answer for next problem

• Write the equation and balance:

Water decomposes to make Hydrogen gas and Oxygen gas.

O=16.00, H=1.00, R=.08206

• If 36.00 g of water decomposes to make Hydrogen gas and Oxygen gas, what volume of Oxygen is produced at STP?

• Leave work for next problem

O=16.00, H=1.00, R=.08206

• If 36.00 g of water decomposes to make Hydrogen gas and Oxygen gas, what volume of Oxygen is produced at 2.00 atm and 27.0C?