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Chemistry 14 Online
OpenStudy (anonymous):

Calculate the wavelength of an electron (m = 9.11 × 10-28 g) moving at 3.66 × 106 m/s. answer: 1.99 × 10^-10 m Wave length = h / m v converted g to kg 9.11 g x ^ -28 g x 1 kg / 1000 g = 9.11 x 10 ^ -31 = 6.626 x 19 ^ -34 / (3.66 × 106 m/s. )( 9.11 x 10 ^ -31) = 1.989 nm ?

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