Chemistry, 02.11.2020 07:40 heavyhearttim
9. Which of the following accurately describes the orbits of the planets in the solar system?
A. The orbits almost form a sphere and the planets revolve around the Sun in different directions.
B. The orbits almost form a sphere and the planets revolve around the Sun in the same direction.
C. The orbits are almost on a single plane and the planets revolve around the Sun in different directions.
D. The orbits are almost on a single plane and the planets revolve around the Sun in the same direction.
Answers: 2
Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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Select the correct answer. why are scientific models important in the study of science? a. they always involve critical mathematical calculations. b. they scientists understand complex ideas and objects that aren’t easy to handle. c. they enable scientists to popularize their work in society. d. they are required when conducting any peer review process. e. they are necessary for turning a hypothesis into a law.
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Chemistry, 23.06.2019 11:20
Which of the following is a pure substance? airbloodcopperwood
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9. Which of the following accurately describes the orbits of the planets in the solar system?
A. Th...
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