JEE Main 2024 Chemistry question
A solution is prepared by adding 1 mole ethyl alcohol in 9 mole water. The mass percent of solute in the solution is (Integer Answer) (Given: Molar mass in g mol⁻¹ Ethyl alcohol: 46, water: 18)
Answer: 22
Solution
46 g in (46 + 162) g: 46/208 × 100 = 22.1%.