<span>What was the problem with Rutherford's model?
</span>
<span> c. It could not explain the chemical properties of elements. </span>
Structure of <span>N-ethyl-3-methylpentanamide is shown below,</span>
It is not a pure substance, because a solution are mixed chemicals in a way that the molecules are not bonded with one another. Thus, separating them from compounds and elements, which are pure substances.
