Basic chemistry study guide Flashcards
1
Q
Chemistry
A
The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions
2
Q
Matter
A
Any substance that occupies space and has mass (weight).
3
Q
Energy
A
Not matter and does not occupy space or have mass
4
Q
Element
A
The simplest form of chemical matter and contains only one type of atom. It can’t be broken down into a simpler substance without a loss of identity
5
Q
How many elements are there in total and how many occur naturally?
A
118 elements known today, 98 occur naturally
6
Q
Atoms
A
