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When waste water reaches the primary clarifier, all it has left is organic matter. (Waste of dead matter) True or False? Please help I will mark!
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Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
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Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?
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When waste water reaches the primary clarifier, all it has left is organic matter. (Waste of dead ma...
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