Which of the following is acidic in nature?
(a) Lime juice
(b) Human blood
(c) Lime water
(d) Antacid
Answer: (a)
Lime juice is acidic in nature (pH range 2-3) because it contains citric acid.
Human blood a slightly has a alkaline range of 7.35 to 7.45
Lime water is basic in nature with a pH of 12.4
pH of Antacid typically exceeds 7.0