I need someone to help me awnser is you have a min​

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

Match the acid base pairs by arranging the acid name with the conjugate base formula. hydrogen carbonate hydrogen phosphate carbonic acid read water sulfuric acid phosphoric acid a. co32- b. hso4- c. hco3- d. po43- e. h2po4- f. oh-

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.