Chem Final Part 1

If a mixture is not uniform throughout, it is called

The graph of two variables that are directly proportional to one another is a(n)

Which of the following is an example of a homogenous mixture?

Metalloids are often

A numerical result is said to have good precision if

A chemical can be defined as

A mixture is a

A nonmetal is usually

The study of matter and changes that occur in matter best describes the science of

A state in which a material has no definite shape but a definite volume is the _______ state.

Which of these metric units is used to measure mass?

Technological development often occurs

Which of these measurements has only nonsignificant zeros?

Under ordinary conditions of temperature and pressure, the particles in a gas are

Organic chemistry is the study of

The number of significant figures in the measured value 0.0320 is

Applied research is carried out in order to

All of the following are examples of units except

The SI base unit of length is the

A homogenous mixture is also called

The result of dividing 10⁷ by 10^-3 is

Which of the following is not a chemical change?

The symbols for units of length in order from largest to smallest are

Which of the following is not a physical change?

It is easy to determine whether a substance is a metal if the substance is

Which of the following states the correct arrangment of data in a scatter plot?

A compound is

The graph of two variables that are inversely proportional to one another is a(n)

Matter includes all of the following except

Which of the following observations is qualitative?

Which of these measurements has been expressed to three significant figures?

The oxygen in air causes iron to rust. Iron and oxygen are what in the process?

Which of the following is an example of a heterogenous mixture?

What happens to the energy in a substance when it changes state?

A solid substance is

A statement that can be tested experimentally is a

The SI base unit for time is the

Which of these is the abbreviation for the SI base unit of time?

The two most important properties of all matter are

A measurement that closely agrees with an accepted value is best described as

A chemical change occurs when

A measure of the quantity of matter is

Which of these is not an SI base unit?

Nitrogen monoxide and oxygen form a gas when mixed. Nitrogen monoxide and oxygen are the

A change in the force of gravity on an object will affect its

Which of the following is an intensive property of matter?

Which of the following observations is quantitative?

The vertical columns on the periodic table are called

An atom is

All of the following are steps in the scientific method except

The quantity of matter per unit volume is