Chemistry · 2022
JEE Main · 26 June 2022, Shift 2 · Q90
The moles of methane required to produce 81 g of water after complete combustion is \ \ \ \ × 10^-2 mol. [nearest integer]
The moles of methane required to produce $\displaystyle 81$ g of water after complete combustion is \_\_\_\_$\displaystyle \times 10^{-2} \mathrm{~mol}$. [nearest integer]
Official answer
225
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JEE Main 2022 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.