A neutral atom of oxygen has 8 protons and electrons.

What are the first three quantum numbers for the electrons located in subshell 2s?

Draw the lewis dot structure for each of the following polyatomic ions

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.