A 6.50 molal solution of KOH |Mole Concept| JEE-MAIN 2021

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JEE MAIN 2021

16-03-2021 S1

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A 6.50 molal solution of KOH (aq.) has a density of $1.89 \mathrm{~g} \mathrm{~cm}^{-3}$. The molarity of the solution is $\_\_\_\_$ $\mathrm{mol} \mathrm{dm}^{-3}$. (Round off to the Nearest Integer). [Atomic masses: K :39.0 u; O :16.0 u; H :1.0 u]

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