Fun
The atomic number of Carbon (C)
6
Atomic mass of Iron
56
Subatomic particle with NO charge
Neutrons
Subatomic particle with a POSITIVE charge
Protons
The atomic number is equal to the number of what subatomic particle
Protons
Subatomic particles that are found in shells around the nucleus
Electrons
Subatomic particles that are found in the nucleus
Protons and Neutrons
The color of a substance switches from white to green. What type of change is taking place?
Chemical Change
Boiling water is what type of change?
Physical Change
Liquid, Solid, Gas
A reaction that gives off energy
Exothermic Reaction
protons and neutrons in the nucleus
A reaction that absorbs energy
Endothermic Reaction
The atomic # minus the atomic mass is equal to what?
# of Neutrons
The vertical line on a graph is called the _____ axis and the ______variable?
x-axis or independent variable
What is the Periodic Table?
An organized collection of elements.
Molecules in a solid are?
A definite shape an volume.
What is the Law of Conservation of Mass and Energy?
Matter and energy cannot be created or destroyed only rearranged