MCQOPTIONS
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| 1. |
Which one of the following statements is correct ? In the lime-soda process of water softening |
| A. | lime reduces carbonate hardness while soda removes non-carbonate hardness |
| B. | only carbonate hardness is removed |
| C. | lime reduces non-carbonate hardness while soda removes carbonate hardness |
| D. | Only non-carbonate hardness is removed. |
| Answer» B. only carbonate hardness is removed | |