Chemistry, 21.07.2019 17:00 sosick90501
Which reaction results in only a physical change? a. 2h2o(l) + electricity ® 2h2(g) + o2(g) b. 2h2o2(l) ® 2h2o(l) + o2(g) c. 2h2(g) + o2(g) ® 2h2o(l) d. h2o(l) + heat ® h2o(g)
Answers: 1
Chemistry, 21.06.2019 17:30
Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge
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Chemistry, 22.06.2019 01:00
The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?
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Chemistry, 22.06.2019 14:30
Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false
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Which reaction results in only a physical change? a. 2h2o(l) + electricity ® 2h2(g) + o2(g) b. 2h...
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