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Answers by Sffc

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PLEASE HELP I BEG YOU I REALY NEED HELP When the characteristics or state (solid, liquid or gas) of a substance change but the chemical composition does not change that is an indication of: a physical
answered Sep 6, 2018
3 votes
186k views
Use the example of DDT to explain how a pesticide can bioamplify and damage entire ecosystems
answered Aug 7, 2018
2 votes
31.9k views
(p^4+怖3p怗^3-8p-24)/(p^3-怖2p怗^2-9p+18)
answered Mar 13, 2018
4 votes
47.0k views
On what topic would an environmental psychologist most likely do research? A) research on teaching and learning B) how to prevent mental health issues by identifying high-risk groups in the community C)
answered Dec 8, 2017
6 votes
3.1k views
How did the United States respond to Russia's invasion of Afghanistan? It boycotted the 1984 Winter Olympics. It broke off all diplomatic relations. It convinced the United Nations to get involved. It
answered May 9, 2017
4 votes
228k views
How would water be different if it wasnt a polar molecule?
answered Apr 8, 2017
7 votes
45.4k views
If you change the mass of a moving object, you change its _______. momentum and inertia inertia neither momentum nor inertia
answered Feb 17, 2017
5 votes
126k views
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