Chemistry - Test Chapter 2

To a chemist, Cs and CS mean the same thing

As a candle burns, wax drips down the sides of the candle

As entropy increases, useable energy—————.

In the formula Mg(OH)₂, the numeral 2 is called a(n) —————-.

Both natural and artificial systems are subject to the 1st & 2nd laws of thermodynamics

Pond water solidifies on a cold winter day

Most particles are in motion

Malleability, conductivity, and density are all examples of ———- properties

Which state of matter exists in a lit neon moon sign?

A material that has a high level of malleability will probably have a high level of

The measure of randomness or disorder in a system is known as ————.

When we say that the physical universe was created ex nihilo by God, we mean that it was ————.

In the chemical formula 10Al(C₂H₃O₂)_3, the numeral 10 is a what?

Matter can be broken down into two major categories: ——— & ———.

Phosphorus (P₄) is a

The jiggling of tiny particles in water as seen through a microscope was first observed in 1827 & is called ———— motion.

An element can be chemically decomposed...it can be broken down into a simpler substance by ordinary chemical means.

A physical change alters the physical properties of a substance but does not change the substance’s identity

Thermal energy always flows from a cooler object to a hotter object.

A suspension is a type of ————- mixture.

When atoms break their bonds with other atoms, nuclear energy is being released.

The state of matter that can exist at temperatures very near absolute zero is called the ———-.

Which form of energy involves the wave-like motion of atoms & molecules

The distinct regions within a heterogeneous mixture are known as————-.

————— are the smallest basic particles of an element.

All of the following are types of chemical properties except

The state of matter is determined by the balance between the disruptive forces and attractive forces

What is the measure of the total kinetic energy of all the particles in a sample?

Some ———- mixtures, such as orange juice, have to be shaken because they are suspensions and can settle out

Which term describes the ability of a material to be drawn into wires?

The science of ————- studies the movement and conversion of energy, especially thermal energy.

You smell the odor of moth balls when you open a clothes box

If the bathroom mirror gets “fogged up” while you are in the shower, ————- has occurred

State of matter with low kinetic energy & high attractive forces

The state of matter with extremely high kinetic energy resulting in the electrons being ripped away from the nucleus

What caused the first law of thermodynamics to be established?

Form of energy that deals with the forming and breaking of bonds.

Physical properties can be measured or observed without changing the actual composition of the material

A physical change alters the physical properties of a substance but does not change the substance’s identity

Water leaves a tea kettle that is sitting on a hot stove