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hijab Member since:February 19, 2010Total points:701 (Level 2)I do not understand this problem. Please someone help me.
Give the number of core electrons for O? The answer is 4Answer Question

by gag Member since:March 17, 2011Total points:245 (Level 1)8 electrons
2 in inner shell and 6 on outer shell
That is why it bond with 2 hydrogen to form watter.

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