Problem: The diameter of a hydrogen atom is 212 pm. Find the length in km of a row of 6.02 x 1023 hydrogen atoms. 1 pm = 10 -12 m.A. 2.41 x 1019 kmB. 1.28 x 1011 kmC. 3.60 x 1012 kmD. 5.59 x 1023 km

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The diameter of a hydrogen atom is 212 pm. Find the length in km of a row of 6.02 x 1023 hydrogen atoms. 1 pm = 10 -12 m.

A. 2.41 x 1019 km

B. 1.28 x 1011 km

C. 3.60 x 1012 km

D. 5.59 x 1023 km

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