Answer:65.4 meters= 65400 millimeters
Elements in the same group have D. Same number of valence electrons.
Because it is a mix of H2O (water) and NaCl (salt)
Answer:
D — All of them
Explanation:
The activation energy in a reaction is the minimum amount of energy required for a chemical reaction to take place. Since all the options are processes in a chemical reaction, D should be the answer.