( ( The pressure ) ( ( will ( be ( measured ( ( ( ( using ( ( ( an ( open ( end ( mercury manometer ) ) ) ) , ) ( the volumemeasured ) ) ) ( by ( ( filling ( the bulb ) ) ( with water ) ) ) ) and ) ( measuring ( ( the mass ) ( of ( the ( contained water ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN pressure)) (VP (MD will) (VP (VB be) (VP (VBN measured) (S (VP (VP (VBG using) (NP (NP (DT an) (JJ open) (NN end) (NN mercury) (NN manometer)) (, ,) (NP (DT the) (NN volumemeasured))) (PP (IN by) (S (VP (VBG filling) (NP (DT the) (NN bulb)) (PP (IN with) (NP (NN water))))))) (CC and) (VP (VBG measuring) (NP (NP (DT the) (NN mass)) (PP (IN of) (NP (DT the) (VBN contained) (NN water)))))))))) (. .)))
The pressure will be measured using an open end mercury manometer, the volumemeasured by filling the bulb with water and measuring the mass of the contained water.
(ROOT (S (NP (NP (DT The) (NN pressure)) (PP (IN of) (NP (NP (DT a) (NN sample)) (PP (IN of) (NP (NN gas)))))) (VP (VBZ is) (VP (VBN measured) (PP (IN with) (NP (DT an) (JJ open-end) (NN manometer))))) (. .)))