Question

Examine the spectra of the four unknown substances shown below. What can you conclude?
https://clackamasweb.owschools.com/media/g_ipc_2014/11/spectra_comparison.jpg


Substances W and Y are the same.
Substances X and Z are the same.
All of the substances are from the same sample.
None of the substances are the same.

Answer 1

@alcantaras

Answer 2

I think that it is
None of the substances are the same
but I am not really sure

Answer 3

thank you

Answer 4

If any of the substances were the same, their spectra would be the same too.

Answer 5

np @hhelpplzzzz