Subtract Numbers in Scientific Notation Quick Check
3 of 53 of 5 Items
Question
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)
Responses
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
2.72 times 10 superscript negative 10 baseline m
3.2×10−11 m
1 answer
3.2×10−11 m