Frases sobre 'Chemical'

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The bottom line to this is, there are few doctors who have any expertise in chemical exposure.

Autor: Christopher Shays
Who , Line , Bottom , Chemical

I consider nature a vast chemical laboratory in which all kinds of composition and decompositions are formed.

Autor: Antoine Lavoisier
Nature , Which , Laboratory , Chemical

Elements which are similar as regards their chemical properties have atomic weights which are either of nearly the same value (eg. Pt, Ir, Os) or which increase regularly (eg. K, Ru, Cs).

Autor: Dmitri Mendeleev
Value , Same , Either , Chemical

I was also interested in formulating the path of chemical reactions.

Autor: Kenichi Fukui
Also , Path , Interested , Chemical

In 1893 I founded a chemical company which I ran until 1899.

Autor: Leo Baekeland
Until , Which , Company , Chemical

We have no such weapons at all, no chemical weapons, no biological weapons.

Autor: Mohammed Aldouri
Chemical , Weapons , Biological

Catalysts offer the promise of making chemical transformations far less polluting.

Autor: Robert H. Grubbs
Promise , Far , Offer , Chemical

It has long been known that the chemical atomic weight of hydrogen was greater than one-quarter of that of helium, but so long as fractional weights were general there was no particular need to explain this fact, nor could any definite conclusions be drawn from it.

Autor: Francis William Aston
Need , Long , Explain , Chemical

Thus at the beginning of 1906 it seemed to be established that the emitters of the spectral series of chemical elements are their positive atomic ions.

Autor: Johannes Stark
Beginning , Positive , Elements , Chemical

Proteins are the machinery of living tissue that builds the structures and carries out the chemical reactions necessary for life.

Autor: Michael Behe
Life , Living , Out , Chemical