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Strona 50
Qualitative examination of the substance left in the boat showed the presence of
chloride , sulphur and sulphate . The sulphur was always deposited in the cooler
parts of the tube . The water was boiled until free from any reducing action of ...
Qualitative examination of the substance left in the boat showed the presence of
chloride , sulphur and sulphate . The sulphur was always deposited in the cooler
parts of the tube . The water was boiled until free from any reducing action of ...
Strona 59
Among the other noteworthy exhibits were photoelectric cells , argon glow tubes ,
a direct reading humidity meter operating on a wet and dry bulb thermometer ,
thermopiles , micromanometer , etc . There were numerous demonstrations wrich
...
Among the other noteworthy exhibits were photoelectric cells , argon glow tubes ,
a direct reading humidity meter operating on a wet and dry bulb thermometer ,
thermopiles , micromanometer , etc . There were numerous demonstrations wrich
...
Strona 60
On Periodic Movements of the Negative Glow in Discharge Tubes . By Miss ... It is
shown that the effect is produced when traces of hydrocarbon vapour are present
in the tube in addition to the filling gas ( neon , in most of the experiments here ...
On Periodic Movements of the Negative Glow in Discharge Tubes . By Miss ... It is
shown that the effect is produced when traces of hydrocarbon vapour are present
in the tube in addition to the filling gas ( neon , in most of the experiments here ...
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