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NEET Class neet Answered

what is the molarity of solution of 5.85 gram NaCl present in 100 ml solution
Asked by mahendar160786 | 16 Apr, 2024, 09:23: PM
answered-by-expert Expert Answer

Dear Student,

Molarity = number of moles / volume of solution

M = n / V

Number of moles, n = mass / molar mass

Molar mass of NaCl = 58.5 g/mol

Mass = 5.85 g

n = 5.85 / 58.5 = 0.1 mol

Volume, V = 100 mL = 0.1 L

∴ Molarity = 0.1 / 0.1 = 1 mol/L = 1 M

 

Answered by | 17 Apr, 2024, 09:59: AM
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