( ( Since ( ( the ( ( ( negative and ) positive ) charges ) ) ( are balanced ) ) ) ( , ( ( the atom ) ( ( ( is neutral ) ( , ( or ( without ( any charge ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN Since) (S (NP (DT the) (ADJP (JJ negative) (CC and) (JJ positive)) (NNS charges)) (VP (VBP are) (VP (VBN balanced))))) (, ,) (NP (DT the) (NN atom)) (VP (VBZ is) (ADJP (JJ neutral)) (PRN (, ,) (CC or) (PP (IN without) (NP (DT any) (NN charge))))) (. .)))
Since the negative and positive charges are balanced, the atom is neutral, or without any charge.
(ROOT (S (NP (NNS Atoms)) (VP (VBP carry) (NP (DT a) (JJ neutral) (NN charge))) (. .)))