What Is the De Broglie Wavelength for a Proton (M

question 44

Multiple Choice

What is the de Broglie wavelength for a proton (m = 1.67 × 10−²⁷ kg) moving at a speed of 2.9 × 10⁶ m/s? (h = 6.63 × 10−³⁴ J⋅s)

• A)6.84E-14 m
• B)2.06E-14 m
• C)2.29E-13 m
• D)1.37E-13 m
• E)​3.82E-13 m