Mathematics · Environmental Engineering
A 200 mL water sample is drawn into an empty dry container whose initial weight is 89.323 g. After oven drying the sample at 106°C for 6 hours, its final weight is measured to be 89.346 g. The total solids concentration (in mg/L) is:
- 1176
- 2162
- 3150
- 4115✓
Correct answer
115
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