Acarboxyl group is made up of a. one nitrogen atom and two hydrogen atoms b. one hydrogen atom, two oxygen atoms, and one carbon atom c. one hydrogen atom and two carbon atoms d. one carbon atom, one oxygen atom, and one hydrogen atom

Particles vibrate in a rigid structure and do not move relative to their neighbors.

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?

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false