Chemistry, 14.04.2021 23:40 ErickP1686
Which of the following galaxies do not have a regular structure?
A. Elliptical and barred spiral galaxies
B. Irregular and elliptical galaxies
C. Spiral galaxies
D. Irregular galaxies
Answers: 1
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How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?
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State one important difference between a physical change and a chemical change?
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In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.
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Which of the following galaxies do not have a regular structure?
A. Elliptical and barred spiral ga...
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