Son átomos de un diferentes elementos (por lo tanto tienen diferente número atómico) pero con igual número de masa " La anterior definición corresponde a *

If the mass of the products measured 120g what would the mass of the reactants a. 30g b. 60g c. 120g d. 240g

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

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?