Pre Lab Question
1. Give the chemical symbols for the following elements lead, iron, fluorine, and potassium.
Iron: Fe Fluorine: F
2. What are the formula weights of (a) KBr and (b) PbCO3?
1 x K = 1 x 39.098 = 39.098
1 x Br = 1 x 79.
Separation of the Components of a Mixture
Pre Lab Questions
1. The distinguishing factor between a mixture and an impure substance is that an impure substance is a type of
mixture in which the amount of one of the substances in the mixture far exc
TYPES OF SOLIDS
Solids can be divided in to two distinct classes.
1) Crystalline solids
2) Amorphous solids
Crystalline solids have the following fundamentals properties.
They have characteristic geometrical shape.
They have highl