Are the following endo- or exothermic? (use Table 1) CH4(8) +202(g) → CO2(g) + 2H200)
H2(g) + 12(g) → 2HI(g)
2HI(g) → H2(g) + 12(8)

How to convert a density of 0.791g/cm3 to lb/ft3

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.

How many peaks will be present in a mass spectrum for brcl?