Answer:
Explanation:
1) make an observation that describes a problem,
2) create a hypothesis,
3) test the hypothesis, and
4) draw conclusions and refine the hypothesis.
This is a redox reaction.
3Fe + 2O₂ → Fe₃O₄ (Fe⁺²O·Fe⁺³₂O₃)
Fe - 2e⁻ = Fe⁺²
Fe - 3e⁻ = Fe⁺³
O₂ + 4e⁻ = 2O⁻²
A solid product called a may form when chemicals in two liquids react, as shown in the photograph below. ... The photo- graph below shows an example in which carbon dioxide gas<span> is </span>produced<span> by a chemical </span>reaction. Temperature Change Most chemicalreactions<span> involve a temperature. change.</span>
Answer:Subatomic particle Symbol Relative charge
Proton p +1
Neutron n 0
Electron e- -1
Explanation:
These are the names, symbols, and charges. Hope I helped!
