"E= hf"
h= 6.63×10-34
A)E=( 6.63×10-34)×(4.5×10-7)
E= 2.98× 10-40 J
B) E=( 6.63×10-34)×(6.64×10-15)
E= 4.4×10-48J
C)3.46•10^-18 J
The relative order of energies is C, A, B
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