Chemistry, 05.11.2020 17:00 savannahvargas512
, or DDT, was a pesticide used extensively during the 1940s and 1950s. While nearly eliminating malaria in much of the world, widespread agricultural usage of DDT lead to a drastic reduction in bird populations, particularly birds of prey like bald eagles and osprey
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Chemistry, 21.06.2019 23:00, brapmaster764
What is the formula that this ionic compounds could form sr2+p3-o2-
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Chemistry, 22.06.2019 04:20, lindseysmith9522
Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from
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Chemistry, 22.06.2019 22:30, skinniestoflegends
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.
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, or DDT, was a pesticide used extensively during the 1940s and 1950s. While nearly eliminating mala...
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