To be honest, I learned this in school so I'll tell you XD
The formula of sodium oxide is Na2O
Explanation:
how are you confused there just tell me the problem
There are FOUR electrons in the 3p sub-level of sulfur....
The correct answer is d) chrima
Answer:An endothermic reaction
Explanation: In an endothermic reaction, it takes more energy to break the bonds of the reactants than is released when the bonds in the products are formed. In an endothermic reaction, the temperature goes down.