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2.
Which chemical equation represents a decomposition reaction?
A. Ba +S → BaS
B. 6HgO + 6Hg + 30,
C. 2FeO + C + 2Fe + CO2
D. Sil + 2Mg →Si + 2MgI,

Respuesta :

Answer:

B. 6HgO → 6Hg + 3O[tex]_{2}[/tex]

Explanation:

A decomposition reaction is a reaction in which a single reactant is broken down into 2 or more products.