The correct answer is the statement in option 3. Chemical equilibrium is achieved when both the reactants and the products are in concentrations that has no further tendency to change even as time goes to infinity. This happens when the forward reaction rate is the same as the reverse reaction rate.
Various pieces of safety equipment are used in the lab to provide protection against injury. However, the lab safety equipment which is least likely to be used when proper eye goggles are being worn is the eye wash station. If this question has the same choices as the ones posted before, the answer is letter C. eye wash station.
<span>The alcohol is likely to be first deprotonated by the strong base, generating an alkoxide ion, which can then undergo intramolecular SN2 reaction to afford the observed product, a cyclic ether. Cl .. OH .. NaH H2 Cl .. + O : Na .. O NaCl
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