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Argon

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Synonyms: None

Symbol: Ar

Atomic mass: 39,948 g/mol

Element number 18 in the Periodic Table.

MP= -189.2o C; BP= -185.7 o C; CAS-number: 7440-37-1;

Argon is a monoatomic noble gas. Argon is used as a packing gas in the food industry, it has the E-number E 938.

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