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ca oh 2 + h2o
h2o+ ca oh 2
ca oh 2+hno3 ca no3 2+h2o
ca oh 2+h2o2
ca oh 2 + al + h2o
ca oh 2 + h2o gives
ca+h2o ca oh 2+h2
ca oh 2 + co2 + h2o
ca oh 2·h2o
ca oh 2 + so2
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