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Biology, 21.06.2019 21:30
List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.
Answers: 3
Biology, 22.06.2019 06:30
Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m
Answers: 3
Biology, 22.06.2019 11:00
Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.
Answers: 1
A33 g sample of a substance that's used for drug research has a k value of 0.1081. find the substanc...
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