The atomic nucleus contains the protons and neutrons, which take up most of an atoms mass.
Answer: <span>c. protons and neutrons</span>
Analytical
Analytical chemistry seeks to determine the composition of substances.
Answer:
It has greater concentration of hydronium ion than hydroxide ions
The correct answer would be option 3. I order for a single displacement to occur there must be a single element and one compound. From then, the single element will then swap places with one of the elements in the compound (or in this case single circle and combined circles). Hope this helped!