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Calculate the oxygen ppm concentration

Minimum oxygen concentration should be 7.6 mg/l, concentration in raw water is 0 mg/l and you can assume a saturation
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2. asked by Naifaru
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Minimum oxygen concentration should be 7.6 mg/l, concentration in raw water is 0 mg/l and you can assume a saturation
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2. asked by IJ
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How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses decreased oxygen concentration
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2. 163 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point) Responses decreased oxygen concentration
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2. 119 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses decreased oxygen concentration
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2. asked by josie
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How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses increased oxygen concentration
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2. 33 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses increased oxygen concentration
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2. 113 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses increased oxygen concentration
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2. 195 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses decreased hydrogen concentration
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2. 35 views
How did the success of photosynthetic bacteria change Earth’s atmosphere?(1 point)Responses increased oxygen concentration
1. 1 answer
2. 116 views