PLEASE HELP IM TAKING MY FINAL EMS is a number line that models the different frequencies and wavelengths of radiation
O True
O False

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Element before carbon on the periodic table