What is the main cause of earthquakes?

a. erosion of topsoil by rivers

b. large ocean waves called tsunamis

c. animals burrowing underground

d. movement of tectonic plates

How much energy is lost through carrying out life functions?

What are the number of protons, electrons, and neutrons in Potassium

If ammonia were formed from Daltons simplest formula of one atom of each element what would he have concluded about the relative masses of nitrogen and hydrogen atoms?

Which describes a precipitate in a chemical reaction? a a gaseous product formed from aqueous reactants b a solid reactant that forms aqueous product c a gaseous reactant that forms aqueous products d a solid product formed from aqueous reactants

5. What happens in a condensation reaction? cross-linking of monomers head-to-tail joining of monomers side-by-side joining of monomers substitution of a halogen on monomers

A chemist exploring potential fuels for use in outer space is considering using vaporized aluminum chloride as a fuel.

Dinitrogen monoxide has a structural formula of NNO and requires resonance structures in order to draw the Lewis structures of the molecule.

Mg + 2HCI >MgCI2 + H2 What is the answer of the chemical reaction?

Why is galvanized steel preferred for outdoor uses?

Which of the following factors renders a species more susceptible to disease and infertility?