The reaction of gaseous

H_(2)

and liquid

Br_(2)

to give gaseous

HBr

has

\\\\Delta H=-72.8k(J)/(m)ol

and

\\\\Delta S=114(J)/(mol*K)

.\ a. Does entropy increase or decrease in this process? Is this process spontaneous at all temperatures? Explain.\ b. What is the value of

\\\\Delta G

for the reaction at

300K

?\ c. What is the difference between an exothermic reaction and an exergonic reaction?

8. The reaction of gaseous H2 and liquid Br2 to give gaseous HBr has H=72.8kJ/mol and S=114J/(molK). a. Does entropy increase or decrease in this process? Is this process spontaneous at all temperatures? Explain. b. What is the value of G for the reaction at 300K ? c. What is the difference between an exothermic reaction and an exergonic reaction