Matter
Subatomic Particles
Density
Subatomic Particles calculation
100

Anything that takes up space and has mass

Matter

100

A positively charged subatomic particle that is found in the nucleus of an atom.

Proton

100

You have a rock with a volume of 15cm3 and a mass of 45 g. What is its density?

3.0g/cm3

100

The atomic number of hydrogen is 1. What is the number of electrons and protons?

1

200

The organized arrangement of all known elements

Periodic Table of Elements

200

A negatively charged subatomic particle that is found in the space outside the nucleus.

Electron

200

If a container has a mass of 48 g and a volume 6 cm3 what is the density of the container?

8g/cm3

200

The atomic number of aluminum is 13.  An atom of aluminum that has a mass number of 27 has 13 protons. 

How many neutrons are in aluminum?

14 neutrons

300

A type of matter that can not be broken down into another substance by chemical reactions.

Elements

300

A neutral subatomic particle that is found in the nucleus of an atom.

Neutron

300

You have a different rock with a volume of 30cm3 and a mass of 60g. What is its density?

2.0g/cm3

300

If the number of electrons is 31 and the atomic mass is 70. What is the atomic number?

31
400

Two or more atoms are connected by chemical bonds, which form the smallest unit of a substance that retains the composition and properties of that substance. 

Molecule

400

If the atomic number of sulfur (S) is 16. Then the number of protons is ____

16

400

The sample has a mass of 14.7 g and a volume of 2.2 cm33. What is the density of the mineral sample?

6.7g/cm3

400

If the atomic number is 79 and the atomic mass is 197. What is the number of neutrons?

118 neutrons

500

A substance made up of two or more different chemical elements

compound

500

To determine the number of neutrons in an atom what equation needs to be used?

Neutron= Atomic mass - Atomic Number

500

You decide you want to carry a boulder home from the beach. The boulder has a volume of 27,000 cm3. It is made of granite, which has a typical density of 2.8 g/cm3. How much will this boulder weigh?

Volume x Density= Mass

27,000cm3 x2.8g/cm3=75,600 grams

500

If the atomic mass is 28 and the number of protons is 14. What is the number of neutrons?

14