WorksheetsAP CHEMISTRY CHAPTER 1
Total questions: 10
Worksheet time: 3hrs 30mins
1.The density of lead is 11.4 g/cm3. The mass of a lead ball with a radius of 0.50 mm is __________ g.
(π=3.1416; Volume sphere = 4πr3/3)
A) 6.0
B) 4.6 × 10-2
C) 4.6 × 10-5
D) 6.0 × 10-3
E) 4.6
2.One edge of a cube is measured and found to be 13 cm. The volume of the cube in m3 is __________.
2.2 × 10-3
2.2 × 10-6
2.2
2.2 × 103
) 2.2 × 106
3) There are __________ ng in a pg.
A) 0.001
B) 1000
C) 0.01
D) 100
E) 10
4) A rectangular water tank is 14.5 cm long and 4.63 cm wide. If 368.5 g of water completely fills the tank, the height of the tank is __________ cm. (Assume the density of water is 1.000 g/ml.)
A) 6.45
B) 5.49
C) 14.0
D) 3.68
E) 4.62
5)) The quantity 1.0 mg/cm2 is the same as 1.0 × __________ kg/m2.
A) 10-4
B) 104
C) 10-6
D) 10-2
E)104
6) A 4.369 g sample of metal is placed in a flask. Water is added to the flask and the total volume in the flask is read to be 126.4 ml. The mass of the water, flask, and metal is 268.5 g. If the mass of the flask is 139.3 g and the density of water is 1.000 g/ml, the density of the solid is __________ g/cm3.
A) 0.366
B) 1.56
C) 0.641
D) 2.73
E) 3.21
7)49) An iron mine produces 1.67 x 104 tons of raw ore per day. If the ore is 26.39% elemental iron, the mine produces __________ pounds of elemental iron per year. (Assume the mine operates 365 days per year.)
A) 1.221 x 1010
B) 8.814 x 106
C) 3.217 x 109
D) 1.611 x 106
E) 3.66 x 1011
8) 1.55 kg/m3 is equivalent to __________ g/L.
A) 3.58 x 1012
B) 1.95 x 103
C) 6.83
D) 1.60 x 109
E) 1.55
9.The distance from the Earth to the Moon is approximately 240,000 miles. If a rocket travels at a speed of 7.50 km/sec, it will take __________ days to travel between the Earth and Moon.
A) 0.60
B) 1.7
C) 3.9
D) 7.3
E) 5.6
10) The density of mercury is 13.6 g/cm3. The density of mercury is __________ kg/m3.
A) 1.36 × 10-2
B) 1.36 × 104
C) 1.36 × 108
D) 1.36 × 10-5
E) 1.36 × 10-4
