When a molecule is $\mathrm{chiral}$, how does its mirror image compare to the original molecule?

Which stereochemical designation is assigned to naturally occurring $asparticacid$?

How many chiral centers are present in the structure of $2_{-}\text{chlorobutane}$?

Which of the following molecules is achiral?

Which of the following compounds is chiral?

How many chirality centers are present in a $2$-ketohexose molecule?

How many asymmetric carbon atoms are present in the compound $C_2{H}_5\mathrm{Br}$ (bromoethane)?

Which of the following is a meso compound?

Given the following molecule, what is the absolute configuration of the chiral center at carbon 2? (Assume the priorities are assigned according to the Cahn-Ingold-Prelog rules: $1$ = $\mathrm{Br}$, $2$ = $\mathrm{OH}$, $3$ = $\mathrm{CH}{3}_3$, $4$ = $H$, with the lowest priority group pointing away from you.)