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The ionic equation and net ionic equation and balance equation:

A) Ca(OH)2 + HNO3 -->
B) H2SO4 + Na2CO3 --->

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1 answer
  1. molecular:
    Ca(OH)2(aq) + 2HNO3(aq) ==> Ca(NO3)2(aq) + 2H2O(l)

    ionic:
    Ca^2+(aq) + 2OH^-(aq) + 2H^+(aq) + 2NO3^-(aq) ==> Ca^2+(aq) + 2NO3^-(aq) + 2H2O(l)

    NET ionic:
    Just cancel the ions that are common to both sides to leave
    2H^+(aq) + 2OH^-(aq) ==> 2H2O(l)

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