Chemistry · 2021
JEE Main · 27 August 2021, Shift 2 · Q51
100 g of propane is completely reacted with 1000 g of oxygen. The mole fraction of carbon dioxide in the resulting mixture is x × 10^-2. The value of…
$\displaystyle 100$ g of propane is completely reacted with $\displaystyle 1000$ g of oxygen. The mole fraction of carbon dioxide in the resulting mixture is $\displaystyle x \times 10^{-2}$. The value of $\displaystyle x$ is \_\_\_\_.
(Nearest integer)
[Atomic weight : $\displaystyle \mathrm{H}=1.008 ; \mathrm{C}=12.00 ; \mathrm{O}=16.00$ ]
Official answer
19
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JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.