1.

What Ps the estimatedpt of the substancethat changes blue filmus.to red.​

Answer»

ANSWER:

In between 1-7 on the PH SCALE

Explanation:

HEY, so the PH scale value DETERMINES the level a substance is acidic, basic, or neutral.

For EG, 6 is mild acidic

3 is strong acid

8 is mild base

12 is strong base

As The substance is changing Blue litmus to red we can conclude that it is acidic. So as on PH scale the acids can have any value from 1-7 hence the substance here being tested will also have PH range 1-7.



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