Question

200cm of NH3 completely decomposes to N2
and H2. The volume of the reaction mixture
under same conditions of temperature and
pressure would be
A) 200cm3
B) 600cm3
C) 400cm3 D) 500cm3​

Answer 1

Answer:

C.400cm3

Explanation:

2NH3 => N2+ 3H2

200cm3 x y

x=200/2=100cm3

y=(200/2)×3=300cm3

=>x+y=400cm3