A roentgen is A) the amount of radiation dosage that produces ...

[londonang]

A roentgen is
 
  A) the amount of radiation dosage that produces 2.1  109 units of charge in one cubic centimeter of air.
  B) a unit used to measure the amount of radiation absorbed per gram of tissue.
  C) a unit that allows both for the energy and the penetrating power of different types of radiation.
  D) the SI unit for radiation absorbed.
  E) the amount of radioactive substance that undergoes 3.7  1010 disintegrations per second.

Question 2

The amount of radiation that produces 2.1  109 units of charge in 1 cm3 of air is the
 
  A) curie.
  B) roentgen.
  C) rem.
  D) rad.
  E) sievert.

[fromAlphatoOmega22]

Answer to Question 1

A

Answer to Question 2

B

[londonang]

TYSM

[bulacsom]

Excellent