MCQOPTIONS
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MCQOPTIONS
| 1. |
The total hardness value obtained from the complete analysis of water sample was found to be 120 mg / l. If the value of carbonate hardness is 50 mg / l, the non-carbonate hardness and alkalinity are, respectively |
| A. | 170 mg / l and 70 mg / l |
| B. | 170 mg / l and 50 mg / l |
| C. | 70 mg / l and 50 mg / l |
| D. | 50 mg / l and 70 mg / l |
| Answer» D. 50 mg / l and 70 mg / l | |