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3 votes
Tell me whether the following mystery substances are acids or bases/alkaline:

a. has pH of 2.5, litmus paper turned red
b. has pH of 12.8, litmus paper turned blue

1 Answer

3 votes

Answer:

A.has pH of 2.5, litmus paper turned red

Step-by-step explanation:

i knowヾ(•ω•`)o

User Davisoski
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