Answer:
the catalyst is for activation energy
The question above is simply asking us to convert the value from calories into kilojoules. Therefore, we need some factor to multiply to be able to convert it to such units. For calories to kJ, the factor would be 4.184.
2700 cal ( 4.184 kJ/cal) = 11296.8 kJ
1. by making a atomic configuration
2.by making a table of shells of k.l.m.n....
that's all
D
B
those are the correct answers