Question

calculate the molarity of NaoH in the solution prepared by dissolving its 4g in enough water to form 250ml of the solution​

Answer 1

Answer:

here is your answer in the attachment hope it help ✌️

Answer 2

Answer: 0.4M

Explanation: molarity M=no.of moles of the solute/volume of the solution in litres.

M=(mass of solute in gram/gram molar mass of solute) *(1000/ volume of the solution in ml)

M=(4/40)*(1000/250)

=0.4