Problem: A key step in balancing chemical equations is correctly identifying the formulas of the reactants and products. For example, consider the reaction between calcium oxide, CaO(s), and H2O(l) to form aqueous calcium hydroxide.Write a balanced chemical equation for this combination reaction, having correctly identified the product as Ca(OH)2(aq) .

FREE Expert Solution

To balance: add coefficients (if needed) to make sure that number of atoms of each element on both sides are equal.


Complete reaction:  CaO(s) + H2O(l)  → Ca(OH)2(aq)


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Problem Details

A key step in balancing chemical equations is correctly identifying the formulas of the reactants and products. For example, consider the reaction between calcium oxide, CaO(s), and H2O(l) to form aqueous calcium hydroxide.

Write a balanced chemical equation for this combination reaction, having correctly identified the product as Ca(OH)2(aq) .

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Balancing Chemical Equations concept. You can view video lessons to learn Balancing Chemical Equations. Or if you need more Balancing Chemical Equations practice, you can also practice Balancing Chemical Equations practice problems.