Qué porcentaje de la masa total del átomo de hidrógeno (formado por 1 protón y 1 electrón) representa la masa del protón? Razona la respuesta.

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h