fastlillian fastlillian

25-04-2018
Physics

contestada

Which of the following values of pH will change red litmus paper blue?
A. 3.1
B. 6.2
C. 7.0
D. 13.5

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moedlmichele moedlmichele

25-04-2018

I believe the correct answer is a 3.1

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ntrimble7611 ntrimble7611

25-04-2018

I think it’s D as an alkali will turn red litmus paper blue and an alkali is something that has a pH above 7

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