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Orange juice has a hydrogen ion concentration of approximately 10^-4. What is the pH of orange juice?

Black coffee has a hydrogen ion concentration of approximately 10^-5. Is black coffee a stronger or weaker acid than orange juice?

Pure water has a hydrogen ion concentration of 10^-7M. What is the pH of water? Is it acid or base?

Answer :

yeetosaurus69

A) 4

pH=-log[H+]

pH=-log(10^-4)

B) Weaker

pH of orange juice=4

pH of coffee=5

An acid with pH of 4 is stronger than a pH of 5

C) 7, neither/neutral

pH of water=7

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