Chemistry, 01.09.2019 06:10, nehemiahj85
The first pesticides relied on natural chemicals, such as those taken from chrysanthemum flowers.
a. true
b. false
Answers: 2
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Which of the following describes a situation where competition between producers exists
Answers: 1
Chemistry, 22.06.2019 15:30, alaf05160
Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.
Answers: 2
Chemistry, 22.06.2019 18:00, ameliaxbowen7
Heat is the total potential energy of a substance that can be transferred. true false
Answers: 1
The first pesticides relied on natural chemicals, such as those taken from chrysanthemum flowers.
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