Question

1. A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘C. How many grams of this gasoline would fill a 13.7 gal tank (1US gal=3.78L)?

2. The density of iron is 7.87 g/mL. What is the mass of a 4.00 cm × 4.00 cm × 1.00 cm block of iron?

Express your answer to three significant figures and include the appropriate units.

3. Express the quantity 35.1×10−4m in mm.

Express the quantity m in mm.

35.1 mm

3.51 mm

0.351 mm

3.51×10−6mm

4.

35 μL

3.5×109 L

3.5×10−5 L

3.5×10−9 L

3.5×10−6 L

5.

225 Mm

2.25×10−6 m

2.25×106 m

2.25×105 m

2.25×108 m

6.

133 pg

1.33×10−10 g

1.33×10−12 g

1.33×10−8 g

1.33×10−6 g

7.

1.5 Eg

1.5×109 g

1.5×1015 g

1.5×1018 g

1.5×1012 g

8.

Ethylene glycol (antifreeze) has a density of 1.11 g/cm3.

What is the mass in g of 426 mL of this liquid?

What is the volume in L of 3.9 kg of this liquid?

Answer 1