Asked by Josphine
An ionic equation to show how sodium carbonate softens hard water
Answers
Answered by
DrBob222
Na2CO3(s) + H2O ==> 2Na^+(aq) + [CO3]^2-(aq)
Ca^2+ + 2Na^+(resin)^- ==> 2Na^+ + Ca(resin)2 OR
Use Mg^2+ and the same equation.
Ca^2+ + 2Na^+(resin)^- ==> 2Na^+ + Ca(resin)2 OR
Use Mg^2+ and the same equation.
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