A negative
That's the answer
Answer:
that is all I know sorry hope that may help you :)
Explanation:
Indicator is a substance which shows different colors in acidic and basic medium. Indicators can be natural (derived from natural sources) or artificial ( man-made) for example :
*Litmus is an indicator. Acid turns blue litmus into red while base turns red litmus into blue
* Turmeric solution does not show change in color (remains yellow) in acidic solution and turns red in basic solution.
3.
protium (A = 1), deuterium (A = 2), and tritium (A = 3).
Nothing unless it was dug out from roots if not they would grom back in a long period of time
