¿Cuál de las siguientes sustancias es un ejemplo de elemento químico? El ácido sulfúrico
El agua
El oro
El dióxido de carbono​

What are four significant sources of ghgs that come from wostem washington?

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?

No copying 15 pts how does a free-body diagram tell you about the net force on an object?