French translation for "natural abundance"

abondance naturelle

Example Sentences:

	1.	The natural abundance of hydrogen (H2) in the Earth's atmosphere is only of the order of parts per million, but H2 is the most abundant diatomic molecule in the universe. L'abondance du dihydrogène H2 dans l'atmosphère terrestre est seulement de l'ordre de quelques parties par million.
	2.	It is important to note that the amount of uranium that could be dissolved is very small compared to the natural abundance of uranium in all sea-water. il est important de noter que la proportion d'uranium qui a pu être dissoute est minime par rapport à la quantité d'uranium présente naturellement dans tous les océans.
	3.	13C NMR detects only the 13 C isotope of carbon, whose natural abundance is only 1.1%, because the main carbon isotope, 12 C , is not detectable by NMR since it has zero net spin. Seul l'isotope 13C du carbone de spin 1/2, dont l'abondance naturelle n'est que de 1,1 %, est détectable par RMN, alors que le principal isotope du carbone, 12C, a un spin nul.

Similar Words：

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