"the molecular formula for hydrogen sulfide is h2s. what does the formula indicate about the composition of a 1.0-gram sample of hydrogen sulfide? "

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

__can be defined as which velocity changes

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.