Chapter 17 - Radioactivity and Nuclear Chemistry - Exercises - Questions - Page 637: 47

Radiation exposure in humans is typically reported in a rem unit. Rem stands for "roentgen equivalent man," and humans are usually exposed to about a third of a rem per year on average.

Radiation exposure in humans is typically reported in a rem unit. Rem stands for "roentgen equivalent man," and humans are usually exposed to about a third of a rem per year on average.