Answer:
answer
1. Describe the properties of alkali metals. Based on their electronic arrangement, explain whether they exist alone in nature. 2. Describe an electron
Explanation:
sana maka tulong sa nangangailangan
Answer:
(3) Equals the mass of CaO plus the mass of CO₂
Explanation:
The important principle to remember is the Law of Conservation of Mass — the total mass of the reactants must equal the total mass of the products.
Reactants ⟶ products
CaCO₃ ⟶ CaO + CO₂
Mass of CaCO₃ = Mass of CaO + mass of CO₂
Hope this helps!!!! Here is a diagram
Protons, neutrons, and electrons are the fundamental subatomic particles.