Decomposition reaction
AB=A+B
The compound which is the product breaks down into smaller substances.
Answer:
Scientists have made serious attempts to test this hypothesis, but no correlation has ever been found. Scientific disciplines based on hypothesis but with no consistent body of supporting evidence are called pseudoscience. Astrology is one of them. Effects of astrology do not exist in the Universe
Explanation:
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Answer:9
Explanation:
F is Flourine on the periodic table; the atomic number of Flourine is 9
caution: when you say “20 F” your meaning is unclear. regardless of what you mean, though, the atomic number of F is 9
<span>There is a direct correlation between the period number and the energy level for valence electrons. For example, the H and He elements, in period 1, have their outer electrons in the energy level "1". This continues down the rows: all the elements in period 2 have their principal energy level as n = 2, period 3 has n = 3, and so on.</span>
Answer:
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Explanation:
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