Write the symbol of each neutral element based on its written electron configuration:
See
1s 2s 2p 3s 3p 4s%3d104p 5s

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction

Atrain travels 74 kilometers in 3 hours, and then 81 kilometers in 5 hours. what is its average speed?