OBJECTIVE LIFE SCIENCE
ECOLOGY
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 Question 
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 Balance this equation, Ca + H2O 
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  Ca + 2H2O 
 
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  2Ca + H2O 
 
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  Its balanced as it is 
 
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  Cannot be balanced 
 
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 Explanation: 
Detailed explanation-1: -The balanced equation of calcium oxide with water is written as below: CaO + H2O—Ca(OH)2.
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