Question

Calculate the mass of 5.5 billion molecules of water

Answer 1

Hi Dear

here is your answer

6.022× 10^22 molecules weigh 18 g

weight of 1 molecule =18/6.022×10^23

weight of 5.5×10^9molecules =16.5×10^-14 g

hope you understood

Answer 2

Answer:16.5×10^-14

Explanation:6.022×10^23 ka weight 18 gram.

To ab weight of 1 molecule =18/6.022×10^23

Weight of 5.5 ×10⁹=16.5×10^-14.

Answer is in hindi. It may help you more guys.

Thanks

Best of luck guys