Number of moles = 0.0688 moles of NaoH
volume = 0.250 L
Molarity = moles of solute / volume ( L )
M = 0.0688 / 0.250
M = 0.28 M
Answer B
Salt crystals are shaped like cubes. Salt is part of the isometric crystal system.
Metals tend to become cations becauase they lose electrons
