Question

HELP ASAP!! DUE WEDNESDAY!! FAN AND MEDAL!!
1. Explain why Brownian motion provides evidence for the existence of atoms and molecules.

2. Describe the difference between elements, compounds, and mixtures.

3. Which is easier to separate, a mixture or a compound? Why?

4. Give an example of each: element, compound, and mixture.

Answer 1

@123AB456C

Answer 2

Here's #5, 6, 7

Answer 3

@SnuggieLad @whpalmer4

Answer 4

@Maryjane001