1) What is the element? a) Hydrogen b) Nitrogen c) Helium d) Carbon 2) What is this element? a) Hydrogen b) Nitrogen c) Helium d) Carbon 3) What is the atomic number of Carbon? a) 6 b) 8 c) 10 d) 12 4) What is the atomic number of Nitrogen a) 5 b) 7 c) 10 d) 14 5) What is the atomic mass of oxygen a) 6.00 b) 12.011 c) 14 d) 16.011 6) What is the atomic mass of nitrogen? a) 6.00 b) 12.007 c) 14.007 d) 16.54

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