Question

When Ca(NO3

)

2

is heated, it gives CaO, NO2

(g) and O2

(g). The cor-

rect number of moles of Ca (NO3

)

2

, CaO, NO2

(g) and O2
(g) are present

in the reaction are respectively. [ ]

a) 2, 1, 3, 2 b) 2, 2, 4, 1 c) 2, 2, 2, 1 d) 1, 2, 4, 1​

Answer 1

Answer:

NO2

(g) and O2

(g) are present

in the reaction are