GKFix MCQ Question

What is the energy of a 700 nm photon?

• A. 2.84 × 10⁻¹⁹ J
• B. 2.74 × 10⁻¹⁹ J
• C. 2.64 × 10⁻¹⁹ J
• D. 2.54 × 10⁻¹⁹ J