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Molality of a 5 M solution of H ₂ SO ₄ having density 1.115 gm / ml .

Correct answer

8

Step-by-step solution

wt. of solvent =1115-490=625 gm m = moles of solute wt. of solvent ( in kg ) = 5 625 10^3 =8 ~mol / kg

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