fastlillian
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 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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