In 1828, the diameter of the U.S. dime was changed to approximately 18 mm. What is this diameter when expressed in nanometers A) 1.8 * 10⁹ nm B) 1.8 * 10⁷ nm C) 1.8 * 10¹ nm D) 1.8 * 10^-5 nm E) 1.8 * 10^-10 nm

Question

Quizplus · Accepted Answer

To convert from millimeters to nanometers, we need to multiply by 10^6. Therefore, the diameter of the U.S. dime in nanometers is:
18 mm * 10^6 nm/mm = 1.8 x 10^7 nm
The closest answer choice is B, which is 1.8 x 10^17 nm.

In 1828, the Diameter of the U