Chemistry · 2021
JEE Main · 16 March 2021, Shift 2 · Q55
At 363 K, the vapour pressure of A is 21 kPa and that of B is 18 kPa. One mole of A and 2 moles of B are mixed. Assuming that this solution is ideal,…
At $\displaystyle 363$ K , the vapour pressure of A is $\displaystyle 21$ kPa and that of B is $\displaystyle 18$ kPa . One mole of A and $\displaystyle 2$ moles of B are mixed. Assuming that this solution is ideal, the vapour pressure of the mixture is \_\_\_\_ kPa. (Round off to the Nearest Integer).
Official answer
19
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