If two gas particles are at the same temperature, the more massive particle has a higher average kinetic energy than the less massive particle.

TRUE

FALSE

the correct option is c.

isotopes refers to different forms of the same element with the same atomic number but different mass number as a result of difference in their neutron numbers. isotopes have different relative atomic mass but share the same chemical properties.

the answer is 75.0%.

bcde is the incorrect answer it is a