Chapter One and Two Review answers:

Part A:

1. 3
2. 4
3. 3
4. 3
5. 1
6. 5
7. 1
8. 3
9. 3
10. 5

Part B:

1. 959.2 m²
2. 5.7 cm²
3. 0.06324 g/mL
4. 720 g
5. 0.020 mL
6. 520 km

Part C:

1. 4.5 x 10^-4
2. 5.64 x 10⁹
3. 0.00002905
4. 9200

Part D:

1. 4.530 x 10⁵
2. 1.500 x 10⁸

Part E:

1. neither
2. chemical
3. physical
4. physical
5. chemical
6. chemical

Part F:

1. Heterogeneous mixture
2. Homogeneous mixture
3. pure substance
4. homogeneous mixture
5. pure substance
6. pure substance
7. heterogeneous mixture
8. pure substance