Which compound can act as both a brønsted-lowry acid and a brønsted-lowry base?
a. water
b. oxygen
c. sodium hydroxide
d. hydrochloric acid

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

What is the value of keq for the reaction expressed in scientific notation?