using the ph scale: 0 - 14\nif the ph is 7, ...
using the ph scale: 0 - 14\nif the ph is 7, the substance is an acid.\nif the ph is 7, the substance is a base.\nif the ph is 7, the substance is neutral.\n# equal to (=) # greater than (>) # less than (<)
Answer
# Brief Explanations:
On the pH scale of 0 - 14, substances with pH less than 7 are acids, greater than 7 are bases, and equal to 7 are neutral.
# Answer:
1. less than (<)
2. greater than (>)
3. equal to (=)