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Strona 50
In order to test this hypothesis the percentage increase in weight of the salt was
used to find the percentage of sulphate in the final substance . The sulphate was
also estimated by precepitation as barium sulphate and also by the increase in ...
In order to test this hypothesis the percentage increase in weight of the salt was
used to find the percentage of sulphate in the final substance . The sulphate was
also estimated by precepitation as barium sulphate and also by the increase in ...
Strona 54
... oil by Engler differed from naturally occurring petroleum gases , inasmuch as
they contained 25 - 38 per cent . of carbon monoxide , and a considerable
proportion of olefines , while the percentage of saturated paraffinic gases was
small .
... oil by Engler differed from naturally occurring petroleum gases , inasmuch as
they contained 25 - 38 per cent . of carbon monoxide , and a considerable
proportion of olefines , while the percentage of saturated paraffinic gases was
small .
Strona 55
We know that the percentage of oxygen by weight would be small , and therefore
difficult to determine accurately , and we also know that vegetation is deprived of
its oxygen content by , bacterial action , etc . Taylor11 proved the suggestion ...
We know that the percentage of oxygen by weight would be small , and therefore
difficult to determine accurately , and we also know that vegetation is deprived of
its oxygen content by , bacterial action , etc . Taylor11 proved the suggestion ...
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