Correct Answer:
B. Angstrom
An Angstrom is a unit of length, often used for very small distances like atomic radii. Joule measures energy, Newton measures force, and Dalton measures atomic mass, making them incorrect options.
An Angstrom is a unit of length, often used for very small distances like atomic radii. Joule measures energy, Newton measures force, and Dalton measures atomic mass, making them incorrect options.