What Is the Wavelength, in Meters, of an Alpha Particle

question 55

Multiple Choice

What is the wavelength, in meters, of an alpha particle with a kinetic energy of 8.0 * 10^-13 J (Mass of an alpha particle = 4.00150 amu; 1 amu = 1.67 *10^-27 kg)

• A) 8.4 * 10^-15 m
• B) 7.4 * 10^-15 m
• C) 6.4 * 10^-15 m
• D) 5.4 * 10^-15 m
• E) None of the above