States of Matter

States of Matter

Good Things, then a Warm Up!

Multiple Choice

What is the name for BrO₃?

• bromine oxide

• monobromine trioxide

• bromine trioxide

• bromide trioxide

Multiple Choice

What is the formula for diphosphorus pentoxide?

• P₂O₅

• PO₅

• P₅O₂

• Po₂O₅

Multiple Choice

What is the formula for sodium bromide?

• NaBr

• NaBr₂

• Na₂Br

• SoBr

Multiple Choice

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

Multiple Choice

What are the states of matter?

• solid, liquid, and juice
• solid and liquid
• solid and gas
• solid, liquid, and gas

Multiple Choice

How is a gas defined?

• no shape, no volume

• Definite shape, definite volume

• Found in stars

• Definite volume, no shape

Multiple Choice

Matter that always fills the shape in a container, such as air.

• solid

• liquid

• gas

Multiple Choice

The pressure is increased on a sample of water at 0 °C from 0 mmHg to 800 mmHg.  In order, what changes occur?

• deposition, melting
• sublimation, melting
• condensation, freezing
• deposition, freezing

Multiple Choice

What phase change(s) may occur at pressures below 4.58 mmHg?

• sublimation/deposition
• melting/freezing
• all phase changes are possible at these pressures
• vaporization/condensation

Multiple Choice

Water exists as a _____________ at 700 mmHg and 50 °C.

• solid
• liquid
• gas
• supercritical fluid