Asap ! lab: thermal energy transfer
locate the data and observations collected in your lab guide. what are the key results? how would you best summarize the data to relate your findings?

When fat comes in contact with sodium hydroxide, it produces soap and glycerin. determine whether this is a physical change or a chemical change. explain your answer

Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j

You have 80 g of 60oc water and 80 g or 10oc water. what is the final temperature when the two are mixed? explain.