( ( An apparatus ) ( ( used ( to ( measure ( ( ( ( the heat ) ( of ( a reaction ) ) ) , ) ( such ( as ( ( ( a ( solution calorimeter ) ) or ) ( a ( bomb calorimeter ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT An) (NN apparatus)) (VP (VBD used) (S (VP (TO to) (VP (VB measure) (NP (NP (DT the) (NN heat)) (PP (IN of) (NP (DT a) (NN reaction))) (, ,) (PP (JJ such) (IN as) (NP (NP (DT a) (NN solution) (NN calorimeter)) (CC or) (NP (DT a) (NN bomb) (NN calorimeter))))))))) (. .)))
An apparatus used to measure the heat of a reaction, such as a solution calorimeter or a bomb calorimeter.
(ROOT (S (NP (DT A) (NN calorimeter)) (VP (VBZ is) (NP (NP (DT a) (NN device)) (VP (VBN used) (S (VP (TO to) (VP (VB measure) (NP (NN temperature) (NNS changes)) (PP (IN during) (NP (NP (NN chemical) (NNS processes)) (VP (VBN called)))))))))) (. .)))