What is the average velocity between 3.00 and 6.00 seconds? 0.111 m/s, east 4.50 m/s, east 22.5 m/s, east 9.00 m/s, east what is the average velocity between 12.00 and 15.00 seconds? 81.0 m/s, east 27.00 m/s, east 9.00 m/s, east 0.0123 m/s, east (both go with the pic)

why do the isotopes of a particular element behave differently in nuclear reactions but the same in chemical reactions? chemical reactions involve changes to electrons in an atom; isotopes do not differ in electrons, and so they react the same way during chemical changes.

d.) the average kinetic energy of the gas particles is greater in container b because its particles move faster.