Someone plz answer ! question 10 unsaved which of the following statements about cobalt (co) and nickel (ni) is true? question 10 options: nickel atoms have more protons than cobalt atoms do. nickel has a greater average atomic mass than cobalt does. nickel and cobalt have the same number of neutrons. cobalt atoms have more electrons than nickel atoms do.

The first answer; Nickel has an atomic number of 28 (28 protons). and cobalt has an atomic number of 27 (27 protons).

b. acid is the correct answer @jayxboof all social media

acid : acids are those which accepts an electron-pairs.

base : bases are those which donates ab electron-pairs.

alkali : it is a base that dissolves in water. it is basically a base and the ph greater than 7.

hydroxide ion : it is a poly-atomic ion which is negatively charged.