Question

calculate the mass of 2 moles of oxygen molecules​

Answer 1

Answer:

32 AMU

Step-by-step explanation:

The mass of an oxygen atom = 16 amu. So therefore Mass of O2 molecule = 2 × 16 = 32 amu.

Answer 2

Answer:

one mole of oxygen atoms weigh 16

. Hence two moles weigh 16g×2=32g