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Answered

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145.3 grams of Magnesium Oxide (MgO) decomposes
and produces 32 grams Magnesium (Mg) and Oxygen gas
(O2). According to the law of conservation of mass, how
much Oxygen gas was produced?

Sagot :

okpalawalter8

We have that According to the law of conservation of mass,the Oxygen gas was produced

[tex]x=113.5grams[/tex]

From the Question we are told that

145.3 grams of Magnesium Oxide (MgO) decomposes

Produces 32 grams Magnesium (Mg)

The law of conservation of mass states that Mass can not be destroyed nor created in a chemical reaction

Therefore

[tex]145.3=32+X[/tex]

[tex]x=113.5grams[/tex]

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