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Solutions question

2023 · 13 Apr · Shift 2 · Q18
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Solutions question

2023 · 13 Apr · Shift 2 · Q18

JEE MainChemistrySolutionsNumerical+4 / −1
Sea water contains 29.25% NaCl29.25 \% ~\mathrm{NaCl}29.25% NaCl and 19% MgCl219 \% ~\mathrm{MgCl}_{2}19% MgCl2​ by weight of solution. The normal boiling point of the sea water is ‾\underline{\hspace{2cm}}​∘C{ }^{\circ} \mathrm{C}∘C(Nearest integer) Assume 100%100 \%100% ionization for both NaCl\mathrm{NaCl}NaCl and MgCl2\mathrm{MgCl}_{2}MgCl2​ Given : Kb(H2O)=0.52 K kg mol−1\mathrm{K}_{\mathrm{b}}\left(\mathrm{H}_{2} \mathrm{O}\right)=0.52 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}Kb​(H2​O)=0.52 K kg mol−1 Molar mass of NaCl\mathrm{NaCl}NaCl and MgCl2\mathrm{MgCl}_{2}MgCl2​ is 58.5 and 95 g mol−1\mathrm{g} \mathrm{~mol}^{-1}g mol−1 respectively.
Numerical answer
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