In the following gaseous phase first order reaction
`A(g) rarr 2B(g)+C(g)`
initial pressure was found to be 400 mm of Hg and it changed to 1000 mm of Hg after 20min. Then
a) half life for A is 10 min
b) rate constant is 0.0693 `"min"^(-1)`
c) partial pressure of C at 30 min is 350 mm of Hg
d) total pressure after 30 min is 1100 mm of Hg

Options

A. half life for A is 10 min
B. rate constant is 0.0693 `"min"^(-1)`
C. partial pressure of C at 30 min is 350 mm of Hg
D. total pressure after 30 min is 1100 mm of Hg

Answer

A, B, C, D