If 0.85g of NH3 is dissolve in 100 ml of solution find molality if density of solution is 1.2 g/ ml
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I hope it's will give you help of molality concept.
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Explanation: first apply molality formula= m=n.of moles of solute/mass of solvent then find n.of moles of solute then find mass of solvent =mass of solution=density×volume of solution then mass of solute the solution= solute+solvent and apply and find
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