De antwoorden

Opgave 1.

a] 1,0x103 mg = 1,0 g

b] 2,0x106 kg = 2,0x109 g

c] 2,0x103 L = 2,0x106 mL

d] 0,200 mol = 2,00 x102 mmol

 

 

Opgave 2.

a] 2,0x10-4 mg = 2,0x10-7 g

b] 3,0x105 cm3 = 3,0x10-1 m3

c] 2,0x10-4 L = 2,0x10-1 cm3

d] 2,5 m3 = 2,5x103 L

 

 

Opgave 3.

a] 5,0 m3 = 5,0x103 mL

b] 2,5x10-3 m3 =2,5x103 mL

c] 8,0x109 L = 8,0x106 m3

d] 5,0x106 cm3 = 5,0x103 L

 

 

Opgave 4.

a] 0,200 L x 3,5 mg/L = 0,70 mg =7,0x10-4 gram glucose.

b] 0,21 x 400 m3 = 84 m3 =8,4x104 L zuurstof.

c] 0,030 mol / 3000 L = 1,0x10-5 mol/L