Give a balanced chemical equation for the following reactions, when [3]
(iii) Washing soda is added to temporary hard water.
Answers
Answered by
1
Answer:
The carbonate ions from sodium carbonate react with the calcium and magnesium ions in the water to produce insoluble product.
calcium ions + sodium carbonate → calcium carbonate + sodium ions
Ca
+2
+Na
2
CO
3
→CaCO
3
+2Na
+
The water is softened because it no longer contains dissolved calcium ions and magnesium ions, hence we can say that it is converted in soft water. It will now form lather easily with soap.
Answered by
1
Answer:
Ca+2+Na2CO3→CaCO3+2Na+
HERE'S your equation...
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