Question 1: (answer in place of item 16)
Apple juice has a pH of around 3 and lemon juice has a pH near 2. If you were trying to neutralize the acid of these fruit juices for baking, which juice would need more baking soda? Why?

(Extra Credit: if the apple juice needed .21 g of soda to neutralize it,
how much soda would an equal quantity of lemon require?)

Question 2:(answer in place of item 17)
What is a mole and what is molarity? How are these ideas similar and how are they different?

Question 3:(answer in place of item 18)
Hexane is a non-polar solvent and ethanol is a polar solvent.
Which of these would you choose to dissolve an ionic salt like LiCl? Why?

Question 4:(answer in place of item 19)
The pH of a solution has a big effect on the speed of some reactions and some reactions only happen in a certain pH range. Why is acid base chemistry important for medicine?