what feature distinguishes a neutral atom from an ion

What is the charge on the hydronium ion?

which of the following correctly pairs a greenhouse gas with its primary anthropogenic source? responses methane and vehicular emissions methane and vehicular emissions nitrous oxide and agricultural practices nitrous oxide and agricultural practices chlorofluorocarbons and fossil fuel combustion chlorofluorocarbons and fossil fuel combustion carbon dioxide and municipal solid waste from homes

Of the following solutions, which has the greatest buffering capacity? Of the following solutions, which has the greatest buffering capacity? 0.221 M HF and 0.105 M NaF 0.441 M HF and 0.209 M NaF 0.882 M HF and 0.418 M NaF 0.146 M HF and 6.90×10−2 M NaF They are all buffer solutions and would all have the same capacity.

Draw the best lewis structure for bro4- and determine the formal charge on bromine

Fill in the blanks: when an atom absorbs energy, the electrons move from their _________________ state to an _________________ state. when an atom emits energy, the electrons move from a(n) _________________ state to their _________________ state and give off _________________.