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Chemistry, 21.06.2019 15:00
1) how many electrons are in each energy level of the following elements? a. he b. na c. na d. ne 2) how many valence electrons are percent in the following atoms? a. s b. mg c. be d. cl 3) which of the following elements are stable as atoms? a. he b. o c. cl d. ar if you are able to provide the work as to how you got the answers that would be greatly appreciated. : )
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Chemistry, 22.06.2019 11:30
Determine the reaction and balance the following equations urgent due in the morning
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Chemistry, 22.06.2019 14:30
Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false
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C. The element in group 2 and period 3 is -...
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