el número músico representa la suma del número de protones (z) y del mimero de eletrones (n) existe en el núcleo de un automo​

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Rays from the sun are not considered matter true or false