Question

calculate the mass of 3.011×1024 molecules of water​

Answer 1

Explanation:

ok rate 5star

and click to thanks

Answer 2

Explanation:

1 mole of N2 = 14 x2 =28g

1 mole of N2 contains 6.022 x1023 molecules

Therefore, mass of 6.022 x1023 molecules of N2 = 28g

mass of 3.011 x1024 molecules of N2 = (3.011 x1024 x 28) /6.022 x1023

=14 x 1024-23

=140g

Please do not ask sub-questions