The answer. Is c I hope this helps
Answer: This is called moles
Explanation: This is described to be the number of molecules, atoms or ions in a substance :)
NH3 is soluble in water because it has the same amount of intermolecular forces as water. NH3 is a polar molecule and water is a polar molecule so they dissolve each other. NCl3 does not dissolve in water because it is a nonpolar molecule which is different with water. NCl3 is nonpolar due to the difference in electronegativities between 3 atoms of Cl and 1 atom if N2.
Answer:
Protons and Neutrons are found in the nucleus
