The size of a hydrogen atom is about 1.2×10−10 m across. The size of an oxygen atom is 0.000000000152 m across. What is the difference between the sizes of these atoms in scientific notation?(1 point)

Question

Responses

3.2×10−11 m
3.2 times 10 superscript negative 11 baseline m

3.2×10−9 m
3.2 times 10 superscript negative 9 baseline m

3.2 ×10−10 m
3.2 times 10 superscript negative 10 baseline m

2.72×10−10 m

Answer 1

The difference in size between the hydrogen and oxygen atoms is 2.72 × 10^(-10) m.