PH

Question 1

PH Scale

Answer 1

-The PH scale is a number line ranging from 0-14.
- A PH of ZERO being the STRONGEST base alkali
- The PH SEVEN indicates a SUBSTANCE is NEUTRAL

Question 2

PH of a Substance can be measured….

Answer 2

-The PH of a substance can be measured in TWO ways using a PH METER and PH STRIPS/INDICATOR PAPER
- The PH measured using a PH meter is more ACCURATE since it gives measurements to 2 decimal places
- The PH measured using PH strips is NOT as accurate since measurements are to WHOLE NUMBER values only.

strongest acid(0)➡️increasing acidity➡️neutral (7)➡️increasing alkali➡️strongest alkali(14)