I. Completaţi enunţurile de mai jos: 1) Electronul distinctiv este electronul prin care .

2) Principiul lui Pauli precizează că .

3) Orbitalii monoelectronici sunt aceia care conţin .

4) Izotopii sunt specii de atomi care au acelaşi dar diferă prin .

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

What type of reaction fuels the processes seen here?

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.