Question

Vapour density of a gas Z is 23. Calculate:
(i) number of moles
(ii) Weight in grams and
(iii) number of molecules
in 6.72dm3 of gas S.T.P

Answer 1

Answer:

(i) 0.3 moles

(ii) 46g

(iii) 6.023×0.3×10^23 molecules

Explanation:

molecular weight = 2 × V.D

= 2 × 23

= 46g

Please mark as Brainiest if all my answers are correct

Answer 2

Explanation:

thank you mskk

it helped me a lot