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key points
ph scale
Term | Definition |
---|---|
key point 1 | ph scale has value of 1 to 14 |
key point 2 | the values in ph scale from 1 to 6 are acids |
key point 3 | the values in ph from 8 to 14 are bases |
key point 4 | 7 is neutral |
key point 5 | when a base and an acid of same concentration make up a mixture that product is neutral, ex: 2 ph acid and 9 ph base |
key point 6 | when a chemical reaction between acid and place takes place, a type of salt is formed |
key point 7 | acids have a negative charge while bases have positive charge |