Wright, Mark R., 1854- · London : Longmans · leaf 214
^, hydro- Cti p 2^ gen sulphate or sulphuricacid. The upper line (fig.203) represents the posi-tion of the molecules be-fore the circuit is made,the lower when actionbegins. P is the porouscell. The student shouldremember that these ^g- 2°3- molecular changes cannot be observed ; the diagram is…
Physics
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