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Use the unbalanced chemical equation to answer the question.

2NaHCO3 → Na2CO3 + CO2

Which of the following can be added to the products to balance the equation?

H^2O
H^2
O^2
CH^2OH

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3 answers

  1. I think its H^2

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  2. I don't think so. What about H2O?
    NaHCO3.......NaHCO3
    Take out two Na and a CO3. Left with H,H, CO3 which H2O and CO2 come from that.

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  3. H2O

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