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OpenStudy (anonymous):
2BH3(g)->B2H6(g) Which is true? a)The reaction is always non spontaneous. b) The reaction is always spontaneous. c) The reaction is sometimes spontaneous and sometimes not. d)The reaction is endothermic. e) two of the statements are right. I know that deltaSsystem is negative. (Less gas molecules formed) How do I do the rest?!!!
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