Which of the following are the sources of hydrochloric acid?
Blood of mammals
Citrus juices
Hairs of human beings
Volcanic gases
A
Volcanic gases
B
Hairs of human beings
C
Citrus juices
D
Blood of mammals
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Solution
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The correct option is A Volcanic gases HCl is available in free state in volcanic gases and it is also available in gastric juices of mammals and helps in digestion process of mammals.
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