GKFix MCQ Question

Calculate the energy of one mole of photons of radiation whose frequency is 5 × 10¹⁴ Hz.

• A. 199.51 kJ mol⁻¹
• B. 200.00 kJ mol⁻¹
• C. 195.25 kJ mol⁻¹
• D. 190.75 kJ mol⁻¹