( ( These coefficients ) ( ( are ( ( ( positive ( for ( growth reactions ) ) ) and ) ( negative ( for ( decay reactions ) ) ) ) ) . ) )
(ROOT (S (NP (DT These) (NNS coefficients)) (VP (VBP are) (ADJP (ADJP (JJ positive) (PP (IN for) (NP (NN growth) (NNS reactions)))) (CC and) (ADJP (JJ negative) (PP (IN for) (NP (NN decay) (NNS reactions)))))) (. .)))
These coefficients are positive for growth reactions and negative for decay reactions.
(ROOT (S (S (VP (VBZ Is) (NP (NP (DT the) (NN heat)) (PP (IN of) (NP (NP (NN reaction)) (PP (IN for) (NP (DT an) (JJ endothermic) (NN reaction)))))))) (VP (VBZ is) (ADJP (JJ positive))) (. .)))