0.250 L*3M=0.250 L*3mol/L= 0.750 mol
Answer:
the valence electrons of atoms in a pure metal can be modeled as a sea of electrons
Answer:
How does the energy required to remove an electron from an atom change as you move left to right in Period 4 from potassium through iron? ... A greater nuclear charge pulls the electrons closer to the nucleus, decreasing the atomic radius.
Answer:
cubic measurements
Explanation:
i.e. cubic meter or cubic centimeter
B) Exothermic
The reaction released heat energy to its surrounding, thus, it was exothermic.
"exo" is to expel or put outside
"thermic" means heat
