Write a balanced equation for the combustion of one mole of magnesium.
manipulate the equations below so that they add up to the equation above.
mgo(s) + 2 hcl (aq) → mgcl2(aq) + h2o(1)
mg(s) + 2 hci (aq) + mgcl2(aq) + h2(g)
h2(g) + 12 oz (g) + h2o(1)

An atom of lithium (li) and an atom of chlorine (cl) engage in a chemical reaction. which correctly describes the structure of the resulting chemical compound? hint: consider the class of each element. the chemical compound will have a network structure. the chemical compound will have triple bonds. the chemical compound will have a ball-and-stick structure. the chemical compound will have double bonds.

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma