#Question id: 388
#Unit 1. Molecules and their Interaction Relevant to Biology
Calculate the pH of a solution prepared by mixing 2.0 mL of a strong acid solution of pH=3.0 and 3.0 mL of a strong base of pH=10.0.
#Question id: 386
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following properties of water does not contribute to the fitness of the aqueous environment for living organisms?
#Question id: 385
#Unit 1. Molecules and their Interaction Relevant to Biology
In which reaction below does water not participate as a reactant (rather than as a product)?
#Question id: 373
#Unit 1. Molecules and their Interaction Relevant to Biology
What is the hydroxyl ion (OH-) concentration of a solution of pH 8?
#Question id: 372
#Unit 1. Molecules and their Interaction Relevant to Biology
Carbon dioxide in the atmosphere dissolves with the raindrops. The pH of raindrops is ________.
#Question id: 371
#Unit 1. Molecules and their Interaction Relevant to Biology
How many milliliters of a 2.0 M solution of boric acid must be added to 600 mL of a solution of 10 mM sodium borate in order for the pH to be 9.45? (pKa of boric acid = 9.24)