Question

3.5gms of carbon monoxide at 0c and 760mm pressure contain molecules.(avogadro number =6× 10to the power of 23​

Answer 1

Answer:

Here is your answer

Explanation:

Correct option is

B

7.5 x 10

22

28 grams of CO contain 6.023×10

23

molecules

3.5 grams of CO contans x molecules.

x=

28

3.5×6.023×10

23

=0.752×10

23

=7.52×10

22

.

Hence, option B is correct