A Treatise On the Forces Which Produce the Organization of Plants
A Treatise On the Forces Which Produce the Organization of Plants
Draper John William
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Tension. 1 | 14 7143 2. 3. 1 1J. 22 36 6363 6555 4. 4 175 2400 These measures are effected with some difficulty, as the acid acts somewhat irregu- larly, and keeps the needle vibrating. 84 THEORY OF TENSION OF THE VOLTAIC BATTERY. 300. MURIATIC ACID, under the same conditions and circumstances, being substi- tuted, gave as follows : TABLE G. Exp. Quantity of acid in drachms. Quantity. Tension. 1 . A 10 8000 2 i 17 6530 3 23 6087 4. 2 29 5517 5. 2} 34 5000 6. 3 39 4872 7. 3J- 44 4654 8. 4 49 438...7 9. 8 82 3169 10. 16 145 1938 11. 24 203 1707 301. NITROSULPHURIC ACID, the constituents of which were added alternately in equal measures, was next tried. TABLE H. Eip. Acid. Quantity of drachms. Quantity. Tension. 1. 2. 3. 4. 5. 6. Sulphuric. Nitric. Sulp. Nitr. Sulp. Nitr. * i 1 1 2 2 23 53 72 94 178 190 5652 5094 3888 3510 2360 2026 302. Solution of SULPHATE of COPPER was next experimented with. TABLE I. Eip. Quantity. Tension. I. 2. 3. 33 74 116 8181 6081 4741 These measures were procured with difficulty, owing to the flocculent deposit which settled on the zinc, more rapidly as the solution was made stronger.
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