Question

What is the normality of the solution if a 9.5 gram magnesium chloride is dissolved in water to make the solution 500ml ?​

Answer 1

Answer:

CHEMISTRY

5g of NaOH are dissolved in 500 ml water. Find the molarity of the solution.

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VIDEO EXPLANATION

ANSWER

The molecular weight of NaOH is 40 g/mol.

The number of moles of NaOH

40 g/mol

5 g

=0.125 moles.

500 ml water corresponds to0.500 L.

The molarity of the solution =

0.500 L

0.125 moles

=0.25 M