Ask your own question, for FREE!
Physics 14 Online
OpenStudy (anonymous):

5.Suppose you have already compared the pH values of two substances using 0-14 paper. When would a follow-up test using 4.5-7.5 paper be most helpful?

OpenStudy (jfraser):

what kind of substances have pH values less than 7?

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Arriyanalol: i need help
1 day ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
1 day ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!