## 1B. 19 Homework Help

$\lambda=\frac{h}{p}$

905385366
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Joined: Sat Jul 20, 2019 12:16 am

### 1B. 19 Homework Help

For number 19, we need to use the mass for a proton and neutron. What values would we use for those equations? Thanks

Samuel Tzeng 1B
Posts: 103
Joined: Sat Aug 24, 2019 12:15 am

### Re: 1B. 19 Homework Help

I used the ones from the chem website

Mass of neutron = 1.674 927 × 10^−27 kg

Mass of proton = 1.672 622 × 10^−27 kg