MCQ
Which one is not the correct relation in the following
- A$h = \frac{E}{v}$
- B$E = m{c^2}$
- ✓$\Delta x \times \Delta p = \frac{h}{{4\pi }}$
- D$\lambda = \frac{h}{{mv}}$
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$H _{2( g )}+ Br _{2( g )} \rightarrow 2 HBr _{( g )}$
Given that bond energy of $H _{2}$ and $Br _{2}$ is $435 \;kJ mol ^{-1}$ and $192 \;kJ mol^{-1}$, respectively, what is the bond energy (in $kJ mol ^{-1}$ ) of $HBr?$
