Rutherford's model shows that an atom is mostly empty space, with electrons orbiting a fixed, positively charged nucleus in set, predictable paths. ... It was after this that Rutherford began developing his model of the atom.
The best and most correct answer among the choices provided by your question is the first choice or letter A.
<span>A solute will continue to dissolve in a solvent until an equilibrium is reached.</span>
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The answer is Br₂ since catalysts are regenerated at the end of a reaction.
