Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3767Chemical news office., 1932 |
Z wnętrza książki
Wyniki 1 - 3 z 9
Strona 422
... given , and the production of methyl alcohol by condensation of carbon monoxide and hydrogen was described . The nature of the product obtained had been found to vary when the catalyst was varied , the addition of alkali yielding less ...
... given , and the production of methyl alcohol by condensation of carbon monoxide and hydrogen was described . The nature of the product obtained had been found to vary when the catalyst was varied , the addition of alkali yielding less ...
Strona 423
... given . The relation between the conductivity and temperature was shown graphically , the logarithm of the specific resistance being plotted against the inverse of the absolute temperature . The relation- ship was linear , and it was ...
... given . The relation between the conductivity and temperature was shown graphically , the logarithm of the specific resistance being plotted against the inverse of the absolute temperature . The relation- ship was linear , and it was ...
Strona 424
... given which indicate that the aluminium content of foodstuffs is increased by only a few parts per million after cooking in aluminium , utensils . For example , the aluminium content of milk was increased from 0.4 to 0.6 part per ...
... given which indicate that the aluminium content of foodstuffs is increased by only a few parts per million after cooking in aluminium , utensils . For example , the aluminium content of milk was increased from 0.4 to 0.6 part per ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acid actual aluminium amount associated atomic attraction battery bodies carried caused cell changes charge chemical action chemical affinity chemistry chloride colour compared conductivity connected contained Davy decompose decomposition dependent described detect Determination direct effect electricity electro-chemical electrolysis equal equivalent evolved examination experimental experiments Faraday Faraday's floor follows force fused gave given glasses greater heat Hence hydrogen ideas important inches intensity interest June Laboratory later lead liberated London machine magnetic materials matter means measure Member ment metals methods nature observed obtained Office particles passes Patent platinum points poles positive present Price problem production Professor proved published quantity quantity of electricity reaction relation researches resins result Royal Institution ruby salts scientific selenium September showed shown solution steel substances sulphuric acid teeth temperature theory tion Trade turns unit varied various voltaic volume weight wires wrote zinc