## Sig figs???

H-Atom ($E_{n}=-\frac{hR}{n^{2}}$)

Jessica Dharmawan 1G
Posts: 32
Joined: Fri Sep 28, 2018 12:15 am

### Sig figs???

When there's a problem asking for the change in energy from n=3 to n=1 of a hydrogen atom, how many sig figs should our answer have, since there's only one sig fig from the given data?

Karishma_1G
Posts: 67
Joined: Fri Sep 28, 2018 12:18 am

### Re: Sig figs???

You would use however many sig figs you used for your constants (h,c, etc.).