Which pair below would bond covalently?
O iron and krypton
O sulfur and fluorine
lithiu...
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Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
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List four observations that indicate that a chemical reaction may be taking place
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How many atoms of mg are present in 97.22 grams of mg? 6.022 Γ 1023 2.408 Γ 1024 4.818 Γ 1024 5.855 Γ 1025
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