Chemical News and Journal of Industrial Science, Tomy 107-108Chemical news office., 1913 |
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Strona 9
... pressure . Also a rise in sea - tempera- ture is accompanied by a rise in air - temperature , and , except in summer , with a diminution of pressure . The temperature of the sea is also lowered by the Labrador Current in another way ...
... pressure . Also a rise in sea - tempera- ture is accompanied by a rise in air - temperature , and , except in summer , with a diminution of pressure . The temperature of the sea is also lowered by the Labrador Current in another way ...
Strona 11
... pressure can be pre- pared . When this fraction is allowed to stand it solidifies to a white crystalline mass , fusing at 41-42 ° . This sub- stance is the anhydride of brom - acetic acid . It cannot be distilled under atmospheric pressure ...
... pressure can be pre- pared . When this fraction is allowed to stand it solidifies to a white crystalline mass , fusing at 41-42 ° . This sub- stance is the anhydride of brom - acetic acid . It cannot be distilled under atmospheric pressure ...
Strona 36
... pressure steam ) , the steam given off condensed and measured . B. Gasometric Methods . V. The substance is mixed with calcium carbide . Acety- lene measured . VI . The substance is mixed with magnesium methyl halide in presence of a ...
... pressure steam ) , the steam given off condensed and measured . B. Gasometric Methods . V. The substance is mixed with calcium carbide . Acety- lene measured . VI . The substance is mixed with magnesium methyl halide in presence of a ...
Strona 38
... pressure in the bell - jar was maintained at about 20 mm . of mercury . Care must be taken during the drying to powder the salt from time to time in an iron mortar so as to expose fresh surfaces ; when completely free from water the ...
... pressure in the bell - jar was maintained at about 20 mm . of mercury . Care must be taken during the drying to powder the salt from time to time in an iron mortar so as to expose fresh surfaces ; when completely free from water the ...
Strona 39
... pressure or to the hydrogen fuoride being used up , the two gases came into contact . Liquid fluorine cooled to 210 ° by liquid air boiling under a low pressure combines immediately with hydrogen , pro- ducing a flame and considerable ...
... pressure or to the hydrogen fuoride being used up , the two gases came into contact . Liquid fluorine cooled to 210 ° by liquid air boiling under a low pressure combines immediately with hydrogen , pro- ducing a flame and considerable ...
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