What mass of the compound cro3 (m=100.0) contains 4.5x10^23 oxygen atoms?
show your steps.

Smog is the term used to describe the combination of fog and smoke

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

Match the mixture with the substance// i really need on this guys (it’s a pic btw)