consider the structures of 2-nitrophenol and 3-nitrophenol. These compounds have very different pKa values. Predict which one has the lower pKa and explain why

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions. what elemental classification does oxygen belongto? done

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6

What is the atomic number of an atom that has 6 protons