Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
100

Which of the following is a type of quantitative data?
a) mass
b) texture
c) odor
d) shape

What is mass.

100

Scientists classify matter on the basis of its physical and _______ properties.

What is chemical.

100

The SI unit that represents the number of particles in a substance is the _______

What is mole

100

In atomic notation, Z represents the number of ____ in an atom

What is protons

100

Light is made up of massless particles called _____

What are photons

200

In the year 2000 there were an estimated 18 million chemical compounds with another estimated 1 million being added each year. Therefore, in the year 2020 there will be 38 million chemical compounds. This is an example of (inductive or deductive) reasoning. 

What is inductive. 

200

The amount of matter packed into a given volume determines its ______.

What is density.

200

The smaller the percent error of a measurement, the more (accurate or precise) the measurement. 

What is accurate.
200

The number of protons in an atom's nucleus is its _____

What is atomic number
200

The d sublevel contains this many electrons

What is 10

300

Chemistry is the study of ______ and the changes that is undergoes.

What is matter.

300

The first law of thermodynamics is also called the law of ________.

What is conservation of mass-energy.
300

How many significant figures are in the measurement 0.017000 g?

What is 5

300

J.J. Thomson discovered this type of subatomic particle.

What is electron. 

300

The total number of electrons allowed in a principal energy level is equal to ___

What is 2n2

400

A workable explanation, description, or representation of a phenomenon in nature is called a scientific _________.

What is model.

400

Chemical and physical processes that absorb thermal energy are called _______ processes.

What is endothermic

400

Convert 25,500 g to kg

What is 25.5 kg

400

Who formulated a new atomic model because of discoveries made during an alpha particle experiment?

Who is Ernest Rutherford

400

Sulfur has this many valence electrons.

What is 6.

500

A variable (often denoted by y) whose value depends on that of another. 

What is dependent variable.

500

The ability to do work is called 

what is energy

500

How many significant figures are in the quantity 17 nickels?

What is none.

500

Two different isotopes of a single element would have the same number of protons, but a different number of _______

What is neutrons

500

Principles that states that two electrons in the same orbital must have opposite spins

What is Pauli exclusion principle

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