1. True or false, phosphorus-33 is an isotope

It's an ion, so false

Explanation:

isotope if for mass, while the -33 is the charge, that would make it an ion

Hope this helps

sorry i was late, but i don't know what assignment your talking about, i'm in flvs as well, im in earth space science. but u are behind pace bc every class should be in the 3's or 4'