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What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom
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Complete each row of the table below by filling in the missing prefix or missing exponent.
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Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) β> 2h20(0) + 2502(9) 4fes2+1102 β> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
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Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas
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Can anyone explain how to solve this step by step? Thanks.
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