Electromagnetic Radiation Flashcards
1
Q
Electromagnetic radiation is a form of …
A
Energy
2
Q
Visible light is a ….. part of the electromagnetic spectrum
A
Small
3
Q
Avogadro Constant
A
L = 6.02*10^23
4
Q
Basic equation for energy of 1 photon
A
E=hf
E is energy in Joules
h is planks constant (6.63*10^-34)
f is frequency in Hz
5
Q
Equation for a mole of photons?
A
E = Lhf
L is Avogadro’s constant, 6.02*10^23
6
Q
How to relate frequency to wavelength?
A
f=c/lambda
7
Q
What to look out for when answering questions on EM radiation?
A
If answer is in J or kJ, then we may have to either multiply or divide by 1000
