If 1000 mg=1g, how many grams are there 3.5 mg

Which term best describes the form sound takes as it travels away from a drum (a- gas)(b-music) ( c-waves) (d-particles

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude