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Friday, 9 October

JEE Main 2021 · ChemistryNumerical answerNumerical valueMediumCalculation

JEE Main 25 July 2021, Shift 1, Chemistry Q56

Question 56 of 90 in this shift, Chemistry question 26 of 30, Section B.

CO2\mathrm{CO_2} gas is bubbled through water during a soft drink manufacturing process at 298 K. If CO2\mathrm{CO_2} exerts a partial pressure of 0.835 bar then xx m mol of CO2\mathrm{CO_2} would dissolve in 0.9 L of water. The value of xx is _________. (Nearest integer) (Henry's law constant for CO2\mathrm{CO_2} at 298 K is 1.67×1031.67\times10^3 bar)

Official answer

25

NTA final key.

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.