An ant moved 2m in 50s, is this velocity or speed ?

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

What are two different ways you could find the value of a? explain these methods.

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.