Calculate the Energy in Joules of Microwave Radiation of Wavelength

question 112

Multiple Choice

Calculate the energy in joules of microwave radiation of wavelength 12.7 centimeters. (E = hν, h = 6.63 × 10^-34 J.sec; speed of light = wavelength × ν, speed of light = 3.0 × 10⁸ meters/sec.)

• A) 4.9 × 10¹⁹ J
• B) 7.3 × 10^-19 J
• C) 3.6 × 10^-18 J
• D) 1.6 × 10^-24 J

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