Answer:
Mg + O2 ---> MgO
Explanation: V2O5 + CaS → CaO + V2S5. 5V2O5 + 5CaS → 10CaO + 5V2S5. 3V2O5 + 3CaS → 3CaO + 3V2S5.
How did you post this pic?
Answer:The molecules in a raw egg absorb the heat energy, they use this energy to change shape
Such a chemical reaction is said to be endergonic, which means 'energy in'.
Egg molecules will never undergo these reactions without the input of energy (usually in the form of heat)
I hope this helps, if not, let me know :)
Answer: a metal and a nonmental and a mental and a polyatomic anion :)
Explanation: i prayed ~.~
