Question

which of the following has a basic ph
lemon juice
milk of magnesia
tomatoes
hydrochloric acid

Answers

Ms. Sue
I know three of them are acidic. The other must be basic.

What do you think?
brenda
lemon juice
Ms. Sue
Have you ever tasted lemon juice? Doesn't it pucker your mouth like vinegar?

http://en.wikipedia.org/wiki/Citric_acid
brenda
yes

milk of magnesia
Ms. Sue
Right! Milk of magnesia is the only basic on that list.