COg + H2Og (to) 2g + H2g (Delta)H = -4100J. Which of the following factors favour the formation of hydrogen in the above reaction? i. high pressure. ii. low pressure iii. high temperature iv. use of excess steam
-
A.
i, iii and iv -
B.
iii only -
C.
ii, iii and i -
D.
iv only