Chapter 1 Introduction: Matter and Measurement

1. Chapter 1Introduction:Matter and Measurement Chemistry, The Central Science, 10th edition Theodore L. Brown; H. Eugene LeMay, Jr.; and Bruce E. Bursten Donna Narsavage Heald Siena College Loudonville, NY  2006, Prentice Hall

2. If you have equal masses of the following metals, which will occupy the largest volume? • Au, density = 19.3 g/cm3 • Pb, density = 11.3 g/cm3 • Ag, density = 10.5 g/cm3 • Cu, density = 8.92 g/cm3 • Al, density = 2.70 g/cm3

3. If you have equal masses of the following metals, which will occupy the largest volume? • Au, density = 19.3 g/cm3 • Pb, density = 11.3 g/cm3 • Ag, density = 10.5 g/cm3 • Cu, density = 8.92 g/cm3 • Al, density = 2.70 g/cm3

4. How many significant figures should be shown for the calculation? • 1 • 2 • 3 • 4 • 5

5. How many significant figures should be shown for the calculation? • 1 • 2 • 3 • 4 • 5

6. Estimate the mass of a quarter in grams. • 2.5 g • 5.5 g • 8.5 g • 10 g • 15 g

7. Estimate the mass of a quarter in grams. • 2.5 g • 5.5 g • 8.5 g • 10 g • 15 g

8. Estimate room temperature (~72°F) in °C. • ~ 15°C • ~ 22°C • ~ 27°C • ~ 32°C • ~ 37°C

9. Estimate room temperature (~72°F) in °C. • ~ 15°C • ~ 22°C • ~ 27°C • ~ 32°C • ~ 37°C

10. Which represents the largest volume? • 0.25 L • 2.5 x 102 mL • 2.5 x 106 L • 2.5 x 108 nL • 2.5 x 1010 pL

11. Which represents the largest volume? • 0.25 L • 2.5 x 102 mL • 2.5 x 106 L • 2.5 x 108 nL • 2.5 x 1010 pL