Chemical News and Journal of Industrial Science, Tomy 5-6Chemical news office., 1862 |
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Strona 108
... direct light always separated into two white fasciculi , of the same intensity , in its passage through a rhomboid of carbonate of lime . The flame of a candle , observed by the aid of such rhomboid , is always double , and the two ...
... direct light always separated into two white fasciculi , of the same intensity , in its passage through a rhomboid of carbonate of lime . The flame of a candle , observed by the aid of such rhomboid , is always double , and the two ...
Strona 185
... direct union of its elements . 185 Under these new conditions , the experiment succeeded fully . The combination of hydrogen with carbon took place instantly , as soon as the arc shone . Acetylene was produced , and that is the only ...
... direct union of its elements . 185 Under these new conditions , the experiment succeeded fully . The combination of hydrogen with carbon took place instantly , as soon as the arc shone . Acetylene was produced , and that is the only ...
Strona 196
... direct sunlight the colour changes ; but the change disappears in the shade . If the free acid is removed from the silk by rinsing in pure water , and the tissue is then spread out in the sun , it soon changes to a beautiful lilac . In ...
... direct sunlight the colour changes ; but the change disappears in the shade . If the free acid is removed from the silk by rinsing in pure water , and the tissue is then spread out in the sun , it soon changes to a beautiful lilac . In ...
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