De Flashcards
1
Q
What is an atom?
A
The fundamental building block of all materials; it consists of a cluster fo protons and neutrons surrounded by a cloud of electrons.
2
Q
Define concentration.
A
The amount of Hydrogen ions in a solution. The more Hydrogen ions, the more concentrated the solution is in acidity. The les Hydrogen ions, the more dilute the solution is in acidity.
3
Q
What is a molecule compound.
A
a compound where the atoms share electrons through covalent bonds.
