A balloon containing 0.10 moles of gas has a volume of 2.0 liters. If temperature and pressure remain constant, what will be the new volume when 0.40 moles of gas are added to the balloon?

0.50 L

1.0 L

6.0 L

8.0 L

Which type of energy is associated with the random motion of atoms and molecules in a sample of air? (1) chemical energy (2) electrical energy (3) nuclear energy (4) thermal energy

What is the density of a substance that has a mass of 453g and a volume of 224mL?

Benzene is an unsaturated hydrocarbon. an interesting property of benzene is that

The Gulf Stream is a current that carries water north along the eastern coast of the United States. Which of the following describes the flow of water in the Gulf Stream? A. Cool water follows a path to join other cool water. B.

Why do you say that is the right answer

A penny has a mass of 2.50g and the moon has a mass of 7.35 X 10^22 Use this information to answer the questions below. Be sure your answers have the correct number of significant digits.

If a car tire has a diameter of 3232 inches, what is the approximate circumference of the tire?

9) Bettina spoke into a microphone during the school play to increase the sound of her voice so the audience could hear her speak.

Explain what happens to the average kinetic energy thermal energy and temperature of a substance when the particles in the substance slows down

Which of the following could be used to describe the rate of a reaction? change in time/change in concentration change in mass/change in concentration change in concentration/change in time change in concentration/change in mass