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Which equation has both a liquid and a gas as products?

A. 2HgO(s)->2Hg(I)+O2(g)
B. 2Mg(s)+O2(g)->2MgO(s)
C. 2KCIO3(s)->2KCI(s)+3O2(g)
D. Mg(s)+2HCI(aq)->H2(g)+MgCI2(aq)

Respuesta :

Ehinae
A

Reactants are to the left of the arrow and products are to the right of the arrow
(l)=liquid
(g)=gas
(s)=solid
taskmasters
I believe the correct answer is option A. The equation that has both a liquid and a gas as products is:

2HgO(s)->2Hg(I)+O2(g)

Looking at the state of the products, we have l and g which means for liquid and gas, respectively. This is not exhibited by other choices presented.

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