MCQ
The relation between $\Delta E$ and $\Delta H$ is
- A$\Delta H = \Delta E - P\,\Delta V$
- ✓$\Delta H = \Delta E + P\,\Delta V$
- C$\Delta E = \Delta V + \Delta H$
- D$\Delta E = \Delta H + P\,\Delta V$
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$(A)\,\,NH_4OH + NH_4Cl$ $(B)\,\,HCl + NaCl$
$(C)\,\,NH_4OH + HCl$ in $2 : 1\,mole$ ratio
Select the correct answer using the code given below
$(A)\,\,CH_3CH_2CH_2Br + KOH \rightarrow CH_3CH CH_2 + KBr + H_2O$
Given : $Cr _2 O _7^{2-} \rightarrow Cr ^{3+} ; E ^0=1.330\,V$ and
$\frac{2.303 RT }{ F }=0.059\,V$
The potential for the half cell reaction is $x \times 10^{-3}\,V$. The value of $x$ is $........$