Hydrogen has 1 proton,0 neutrons,and 1 electron.Which of the following is correct about hydrogen?
A) Hydrogen has an atomic number of 1.
B) Hydrogen has an atomic number of 2.
C) Hydrogen has an atomic mass of 2.
D) Hydrogen has an atomic number and atomic mass of 2.
E) Hydrogen has an atomic number and atomic mass of 1.
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