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Strona 51
... the X - ray spectrum , used by Papish and his colleagues , will definitely decide
the question , although it is doubtful if Professor Papish has given ' convincing
measurements which actually prove the existence of Eka - Cæsium in his extract .
... the X - ray spectrum , used by Papish and his colleagues , will definitely decide
the question , although it is doubtful if Professor Papish has given ' convincing
measurements which actually prove the existence of Eka - Cæsium in his extract .
Strona 56
... the extract of a species of Many other metals and non - metals are gelidium .
present , and during this investigation In ... the average several have been
identified whose presence molecular weight of the aqueous extract has not
previously ...
... the extract of a species of Many other metals and non - metals are gelidium .
present , and during this investigation In ... the average several have been
identified whose presence molecular weight of the aqueous extract has not
previously ...
Strona 58
After three or four days the aqueous seaweed extract became strongly acid , due
to the formation of free sulphuric acid . It was also observed that by blowing the
aqueous extract with air for some time that a similar kind of reaction took place .
After three or four days the aqueous seaweed extract became strongly acid , due
to the formation of free sulphuric acid . It was also observed that by blowing the
aqueous extract with air for some time that a similar kind of reaction took place .
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