MCQ
Acetylene molecules contain
- A$5\sigma $ bond
- B$4\sigma $ bond and $1\pi $ bond
- ✓$3\sigma $ and $2\pi $
- D3$\sigma $ and $3\pi $
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If the absolute values of the net charge of the peptide at $pH =2, pH =6$, and $pH =11$ are $\left| z _1\right|,\left| z _2\right|$ and $\left|z_3\right|$, respectively, then what is $\left|z_1\right|+\left|z_2\right|+\left|z_3\right|$ ?