A the first one represents an exponential growth chart
Answer:
Atomic size is the distance from the nucleus to the valence shell where the valence electrons are located. The separation that occurs because electrons have the same charge. The number of protons in the nucleus. The core electrons in an atom interfere with the attraction of the nucleus for the outermost electrons.
Explanation:
Answer:
the first and second one are both already balanced but the third one is
Caco3->Cao+Co2
C + O2 = CO2
nothing will happen since if you look at the equation the reactant and product are equal and no new product is formed