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Physics, 21.06.2019 23:30
Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.
Answers: 1
Physics, 22.06.2019 17:40
The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
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Physics, 22.06.2019 18:00
Efficiency is the ratio of to for a system a)power in to power in b)power in to power out c) power out to power out d) power out to power in
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Physics, 22.06.2019 18:00
What structural formula represents 4 electrons shared between two atoms?
Answers: 1
What is madian of 6,7,9,12,15,? 12 9 9.6...
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