Question

calculate the no. of oxygen in 2 moles of CO2​

Answer 1

calculate the no. of oxygen in 2 moles of CO2 is 2

Answer 2

Answer:

How many atoms are in 2 moles of oxygen? So, 2moles of O2 contains 2× 6.023×10^23 molecule= 12.046 ×10^23 molecule . Now, 1 molecule of oxygen contains 2 atoms. Hence, 2mole of O2 contains 2 ×2 ×6.023 ×10^23 atoms = 24