A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 177
he ma-chine the reverse is the case. How may casts of medals be employed? From what solution issilver deposited? From what solution gold? What is the appear-ance of the metal at first ? Of what use is electrotyping in printing ?What is the difference between frictional and Voltaic electricity? 164… … a 5, filled with dilute sulphuric acid. From its neck atube, c, conveys the disengaged gases to a graduatedjar, d. Through the bottom of a b two wires, connect-ed with platinum plates, pass. By means of mercury-cups connection can be made with the battery to bemeasured, and the amount of the…
Chemistry · Physics
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