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Unit#1: History of Chemistry + Unit#2: Matter

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1

Alchemy mainly focused on:

2

The use of fire helped early humans mainly in:

3

Which process is reversible?

4

Balance was first widely used in chemistry by:

5

A physical change is one in which:

6

Scientific method helped chemistry to become:

7

Which property depends on the amount of matter present?

8

Which civilization made significant contributions to alchemy?

9

Which contribution helped classify substances?

10

During evaporation, particles of liquid:

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