Question

is hydrogen gas pure or impure or collide

Answer 1

The compound iron sulfide (FeS) is a pure substance, it is always made up of 1 iron atom chemically bonded to 1 sulfur atom. The element hydrogen exists as H2 molecules and is a pure substance, it is made up of 2 hydrogen atoms chemically bonded to each other.

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Answer 2

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The compound iron sulfide (FeS) is a pure substance, it is always made up of 1 iron atom chemically bonded to 1 sulfur atom. The element hydrogen exists as H2 molecules and is a pure substance, it is made up of 2 hydrogen atoms chemically bonded to each other.