Which of the following molecules or ions is not a brønsted-lowry base?
a. nh3
b. oh-
c. h2o
d. hf

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.