Which of the following do omnivores eat? A. only
B. plants and meat
C. meat only
D. they make their own food

Which of the following electromagnetic waves can create ions?

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

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?