Consider the Gibbs free-energy change (delta G), a measure of whether a reaction is spontaneous or requires an energy input to proceed. Match each delta G value with the correct description.

Chemical bonds are based on ______.

The pH scale ranges from ______ and is ______.

Black coffee has a pH of about 5, and wine a pH of about 3. This means wine has about ______ times the concentration of protons as coffee.

Look at the picture and choose one of the people to describe. Use your imagination to create details about the person. In addition to describing the person’s physical and personality traits, be sure to include the person’s age (create an age or at tell if s/he is old or young), two things s/he likes to do, and where s/he goes to do those things.

How many annotations do you need to have for this assignment? 

Which of these MLA citations is for a book chapter?

Good writers ____.

Subordinating conjunctions often introduce ____.

The ____ have been in politics for years.