According to the arrhenius theory, when a base
dissolves in water it produces
(1) co3 2– as the only negative ion in solution
(2) oh– as the only negative ion in solution
(3) nh4 + as the only positive ion in solution
(4) h+ as the only positive ion in solution

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?