The mass of urea required to make $2.5 \mathrm{~kg}$ of 0.25 molal aqueous solution is

The mass of urea required to make $2.5 \mathrm{~kg}$ of 0.25 molal aqueous solution is
  1. $3.7 \mathrm{~g}$
  2. $37 \mathrm{~g}$
  3. $74 \mathrm{~g}$
  4. $7.4 \mathrm{~g}$

Solution

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Asked in: AP EAMCET 2020 (07 Oct Special)

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