Problem: If ΔrG° > 0 for a reaction at all temperatures, then ΔrH° is _____ and ΔrS° is _____. (a) negative, positive (b) positive, negative (c) negative, negative (d) positive, positive (e) positive, either positive or negative

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If ΔrG° > 0 for a reaction at all temperatures, then ΔrH° is _____ and ΔrS° is _____. 

(a) negative, positive 

(b) positive, negative 

(c) negative, negative 

(d) positive, positive 

(e) positive, either positive or negative

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Based on our data, we think this problem is relevant for Professor Long's class at IUPUI.