"Use the de Broglie relationship to determine the..." was answered by students like you

obrozenecy6

Answered question

2022-01-16

Use the de Broglie relationship to determine the wavelengths of the following objects: a lithium atom moving at

2.5 \times 10^{5} \frac{m}{s}

Natalie Yamamoto

Beginner2022-01-17Added 22 answers

Step 1
Writing out constant:

N_{A} = 6.022 \times 10^{23} m o l^{- 1}

Plancks

ramirezhereva

Beginner2022-01-18Added 28 answers

Step 1
We use the de Broglie coefficient to determine the wavelength of a moving lithium atom:

2.5 \times 10^{5} \frac{m}{s}

λ = \frac{(6.626 \times 10^{- 34} J s)}{(1.15 \times 10^{- 25} k g) (2.5 \times 10^{5} \frac{m}{s})}

= 2.3 \times 10^{- 14} m

So, the answer:

= 2.3 \times 10^{- 14} m

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