Chemistry · 2023
JEE Main · 25 January 2023, Shift 2 · Q31
What is the mass ratio of ethylene glycol ( C_2 H_6 O_2., molar mass.=62 g / mol ) required for making 500 g of 0.25 molal aqueous solution and 250…
What is the mass ratio of ethylene glycol $\displaystyle \left(\mathrm{C}_2 \mathrm{H}_6 \mathrm{O}_2\right.$, molar mass $\displaystyle \left.=62 \mathrm{~g} / \mathrm{mol}\right)$ required for making $\displaystyle 500$ g of $\displaystyle 0.25$ molal aqueous solution and $\displaystyle 250$ mL of $\displaystyle 0.25$ molal aqueous solution?
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 2$:$\displaystyle 1$
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.