Answer:
a food pyramid.
Explanation:
the food pyramid shows how autotrophs are at the bottom and how the top predators are at the top, in this case the eagle.
Between atoms (one metall and one non metall) form an ionic bond(NaCl)
Answer:
5
Explanation:
An atom has the same number of protons and electrons
The correct answer is 2.53 g of precipitate, BaCrO4.
