como se relaciona la tabla periódica, con los elementos químicos y a su vez, con las fórmulas químicas.

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro