Why would you ask a question if you didnt have a question?
Just get someone to report it, and itll be deleted
Answer: When coal is burned, chemical potential energy is transformed into thermal energy, light energy, and sound energy. Only the thermal energy is used for electricity production. Light and sound energy dissipate into the environment, immediately reducing efficiency.
Hope this helps.
The molecular formula shows the exact number of molecules. Therefor, the empirical formula is the simplest formula of the molecular formula
<span>When a chemical reaction occurs and the thermometer in the container records a drop in temperature t</span>he reaction is exothermic because heat was released by the reaction.
<span>B. The reaction is exothermic because heat was released by the reaction. is your answer.
Hoped I helped!</span>
Answer:
obsidian
Explanation:
because it is an igneous rock which is smooth
