Chemistry, 13.12.2021 23:20 veronicatrejoaguiler
When all group IIA elements lose their valence electrons, the remainin family 2A, the alkaline metals family 7A, the halogens family 1A, the alkali metals family 8, the noble gases
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Compare and contrast physical changes with chemical changes.
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1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6
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When all group IIA elements lose their valence electrons, the remainin family 2A, the alkaline metal...
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