MCQOPTIONS
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This section includes 1 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The very hard water has the hardness of CaCO3 is given by ___________ |
| A. | 100-200ppm |
| B. | 100-300ppm |
| C. | 200-300ppm |
| D. | Above 300ppm |
| Answer» D. Above 300ppm | |