The products of self-ionization of water are
H+
H20
H+ and OH-
OH-

There are 6.022 x 10^23 atoms of hg in 1 mole of hg. the number of atoms in 4.5 moles of hg can be found by multiplying 4.5 by 6.022 x 10^23 a. 2.7 x 10^24 b. 27 x 10^23 c. 2.71 x10^24 d. 27.099 x 10^23

Why does his teacher ask him to balance the equation by including the correct coefficient

How can one make a supersaturated solution? (apex)