i found this for now
GIVE ME BRAINILIST PLEASE
technician b is correct because potentiometers dont need a power supply to work
Answer:
70000
Explanation:
well 70000 is the only one lower than 7 x 10⁵ so i would assume that one
Answer:
The easiest way to test if water is acidic is to use litmus paper. Litmus paper is a paper that contains special dyes that will change color when exposed to acids or bases. In your case, if you dip blue litmus paper into water samples and it turns pink or red, then the water is acidic.