What measures the mads of an object

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?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?

Which of the following describes a situation where competition between producers exists