AP Chemistry Review - Chapter 1

A common English set of units for expressing velocity is miles/hour. The SI unit for velocity is ______.

km/hr

cm/s

m/hr

m/s

km/s

The density of a gold nugget that has a volume of 1.68 cm³ and a mass of 32.4 g is _______ g/cm³.

0.0519

0.0184

19.3

32.4

54.4

Osmium has a density of 22.6 g/cm³. The mass of a block of osmium that measures 1.01 cm x 0.233 cm x 0.648 cm is ____ g.

6.75 x 10³

3.45

148

6.75 x 10^-3

34.5

A separation process that depends on differing abilities of substances to form gases is called ____.

solvation

distillation

filtration

chromotography

all of the above

The unit of force in the English measuremenet system is lb⋅ft/s². The SI unit of force is the Newton, which is ____ in base SI units.

g⋅cm/s

kg⋅m/s²

g⋅m/s²

g⋅cm/s²

kg⋅m/hr²

The density of a gold nugget is 19.3 g/cm³. If the volume of the gold nugget is 0.00369 L, the mass of the nugget is ____ g.

0.191

71.2

5.23

19.3

none of the above

One side of a cube measures 1.55 m. The volume of this cube is ____ cm³.

3.72 x 10⁶

155

3.72

2.40 x 10⁴

2.40

The correct answer (sig figs) to the following is ____.

6.3 x 3.25 = ____

20.

20. 21

21. 20.475

22. 20.5

23. 20.48

1.55 kg/m³ is equivalent to ____ g/L.

The quantity 1.0 mg/cm² is the same as 1.0 x ____ kg/m².