alleryAn acid that is also a strong dehydrating agent and is used in car batteries is:
AHydrochloric acid (HCl)
BSulphuric acid (H₂SO₄)
CAcetic acid (CH₃COOH)
DCarbonic acid (H₂CO₃)
Answer & Solution
Correct answer: B. Sulphuric acid (H₂SO₄)
1. H₂SO₄ — concentrated, very strong, viscous; also a powerful dehydrating agent.
2. Used as the electrolyte in lead-acid car batteries.
3. HCl is found in stomach digestive juices; acetic acid is in vinegar.
_Source: syllabus Science Ch 2 §2.1 Strong Acids and Industrial Uses_
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