suisoionno udodeshita
1. Hydrogen ion concentration was.
Noun
#217576
1. Hydrogen ion concentration was.
1. pupil; disciple
1. hydrogen bomb
1. hydrogen (H)
1. ion
1. concentration; density
2. cardinality
1. becoming a pupil (of); becoming an apprentice
1. activity
1. deci-; 10^-1
1. It was beautiful.; It was clean.