MCQ
$C{F_x}C{l_y}$ [where $ x + y = 4$ ]. These compounds are not used because
- AThese are fluoro carbons
- BThese are difficult to synthesise
- ✓They deplete ozone layer
- DNone of the these
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Major product $(A)$ is
$E^o_{Fe^{+2}/Fe} =-0.44\,V$ and $ E^o_{H^+ / O_2 / H_2O} =1.23\, V$
Calculate the $E^o_{cell}$ of the corrosion :- ............. $\mathrm{V}$
(Given : Density of solution $=1.25 \mathrm{~g} \mathrm{~mL}^{-1}$, Molar mass in $\left.\mathrm{g} \mathrm{mol}^{-1}: \mathrm{Na}-23, \mathrm{Cl}-35.5\right)$
In a closed vessel follows first order kinetics. If starting with pure $N_2O(g)$ total pressure after time $'t'$ is $P_t$ and after a very long time is $P_\infty$ then which of the following expressions is correct