Achemist dissolves 239 mg of pure potassium hydroxide in enough water to make up of solution. calculate the ph of the solution. (the temperature of the solution is .) round your answer to significant decimal places.

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+