Question

Какова формула вещества, составные доли элементов которого W(C)-75%; W(H)-25%

Answer 1

Например, CH4
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Answer 2

Chemical Composition of the Compound with 75% W(C) and 25% W(H)

The compound with 75% W(C) and 25% W(H) can be represented by the chemical formula CH4.

This is because the compound with 75% carbon and 25% hydrogen corresponds to the chemical composition of methane, which has the chemical formula CH4.

Therefore, the chemical formula of the compound with the given composition is CH4.