<span>A spectator ion is an ion that exists in the same form on both the reactant and product sides of a chemical reaction.</span>
That would be a crab. When you want to eat a crab, you have to crack open the exoskeleton. Hope this helps and please give me brainliest so I can make it to the next rank.
A.the force between two non polar molecules are stronger than the force between positive ions and freely moving electrons
To calculate moles, use the formula Mol = Mass/ Mr.... Mr of NaOH is 23+ 16 + 1 = 40.... Mol = 12.64/40 = 0.316