I believe that the answers are 3 and 4
Molar concentration (c) = # of moles of solute (n) ÷ volume of solvent (v) in liters
So the molar mass of Nickel Chloride Hexahydrate is 237.69 g/mol.
So the # moles of 2 gms is:
Answer:
the atom can be broken down into three constituents parts – protons, neutron, and electrons.
Explanation:
Each of these parts has an associated charge, with protons carrying a positive charge, electrons having a negative charge, and neutrons possessing no net charge.