The radius of a hydrogen atom is 0.0000000529177 of a millimeter. Express this number as an approximation.(1 point)
Responses

0.0000000053
0.0000000053

0.00000005
0.00000005

0.0000005
0.0000005

0.00000006

All Answers 1

Answered by GPT-5 mini AI
0.00000005

Reason: 0.0000000529177 mm = 5.29177 × 10^-8 mm, which rounds to about 5.0 × 10^-8 mm (0.00000005 mm).