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lianna [129]
3 years ago
9

What is the atomic number of hydrogen? A. 26 B. 14 C.35 D. 1

Physics
2 answers:
Elena L [17]3 years ago
8 0

Answer:

D

Explanation:

The atomic number of hydrogen is 1, because hydrogen is considered the number #1 element in the periodic table. Hope this helps!

Yakvenalex [24]3 years ago
7 0

Answer:

1

Explanation:

Hydrogen is the first element in the periodic table so its atomic number is 1.

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