Compare the efficiency of saturated and unsaturated hydrocodone as a fuel in automobile.​

Which best describes how johannes kepler developed his laws of planetary motion

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?

Answer explain why it is not possible to deduce a complete order of reactivity.