How does the equation 2H2+O2--->H2O support the claim that mass or matter is conserved during a chemical reaction?

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Which characteristics affect ocean water’s temperature? check all that apply. depth location mass salinity waves

The concentration of ionic substances is important for the heart to beat. your heart responds to electrical impulses that travel through heart cells that are made up mostly of water. which properties of ionic compounds are important to support this function? solubility in water conductivity crystalline melting point