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Which element has the lowest first ionization energy? (f), (li), (fr), (rb)?
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Compare and contrast physical changes with chemical changes.
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The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments
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Chemistry, 22.06.2019 21:30
If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?
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Which element has the lowest first ionization energy? (f), (li), (fr), (rb)?...
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