Answer:
I don't understand what to do with this
The answer would be D. because when an acid and base mix the start to cancel each other out causing it to neutralize
Answer:
If one of the reactants is a solid, only the particles at the surface can partake in the reaction. Breaking the reactant into smaller pieces increases the surface and more particles are exposed to the reaction mixture. This results in an increased frequency of collisions and therefore a faster rate of reaction
