Correctly balance the following chemical equation. When there is no coefficient to add enter the number 1 into the box. Coz(CrO2)3 +
BaCl2->
CoCl3 +
BaCro4

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.