Question

14 gms of carbon monoxide at 0 degrees celcius and 760mm pressure contain molecule​

Answer 1

Answer:

Here is your answer

Explanation:

Correct option is

D

7.5×10

22

3.5 gram of CO contain

28

3.5

=0.125 moles of CO

We know 1 mole of any gas contains 6.023×10

23

molecules at STP

Number of molecules in 0.125 mole of CO = 6.023×10

23

×0.125=7.5×10

22

Hence, option D is correct.