Background Radiation And Intensity Flashcards
1
Q
Count rate:
A
Number of counts detected per unit time detected by GM tube (corrected by subtracting the background count)
2
Q
Activity:
A
Number of nuclei of the isotope that decay per second
3
Q
Power:
A
Rate of energy transfer (activity x energy per decay)
4
Q
Mole:
A
The number of atoms in 12g of Carbon-12
5
Q
Decay constant:
A
The probability of each nucleus decaying per second
6
Q
Half life:
A
Time taken for half of a sample to decay
7
Q
Number of atoms =
A
Moles x Avogadro’s number
8
Q
Moles =
A
Mass/molar mass
