El átomo de oxígeno (8O ), en estado fundamental, presenta:
I. 8 electrones en total
II. 6 electrones de valencia
III. 2 electrones desapareados
De las anteriores proposiciones, es (son) correcta(s):

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

Which of the following compounds would be expected to have the strongest ionic bonds? a)the compound that has b)the largest ions with the greatest charge c)the compound that has d)the largest ions with the least charge the compound that has the smallest ions with the greatest charge the compound that has the smallest ions with the least charge