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Consider the equation: Ca+O2→CaO What needs to be done in order to balance the equation? Place a 2 in front of the Ca and the CaO. Place a 2 in front of the O2 and the CaO. Place a 2 in front of the CaO
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Consider the equation:

Ca+O2→CaO

What needs to be done in order to balance the equation?


Place a 2 in front of the Ca and the CaO.

Place a 2 in front of the O2 and the CaO.

Place a 2 in front of the CaO only.

Place a 2 only in front of the Ca.

User Daniel Li
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1 Answer

4 votes
the first one would be the best answer
User Yasar Can Clngr
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6.1k points
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