Hello student,
hydrogen gas is evolved when dilute hydrochloric acid is added to reactive metal. If we add hydrochloric acid f which is also a reactive metal then feso4 and hydrogen gas will be produced. Fe + H2SO4 = Feso4 + H2.
hope this will help you
Question : How does Hydrochloric acid help in facilitating the action of pepsin?
Option 1: Hydrochloric acid creates an acidic medium which facilitates the action of the Enzyme Pepsin.
Option 2: Hydrochloric acid helps break down Pepsin.
Option 3: Hydrochloric acid creates an alkaline medium which facilitates the action of the enzyme pepsin.
Option 4: Hydrochloric acid creates a basic medium which facilitates the action of the enzyme Pepsin.
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