Question

calculate the molarity of Naoh in the solution by dissolving 12g in water to form 500mil solution

Answer 1

molar mass of NaOH=23+16+1=40gm
given mass of NaOH=12gms
molarity(M)= given wt.×1000/mol.mass×vol. in ml
=12×1000/40×500=6/10=0.6M/L