Question

Calculate the number of mole &molecules of CO2 present in 11 gms of it

Answer 1

Answer:

0.25 moles and 1.5 × 10^23 molecules

Explanation:

no. of moles = given weight/ molecular weight

molecular weight of CO2 = 44

no. of moles is 11/44

=0.25 moles

1 mole contains 6× 10^23 molecules

so 0.25 moles contain

6× 10^23/4

=1.5 × 10^23

Hope I was able to solve your doubt