Q. SO₃ is absorbed using H₂SO₄ in a

(A) Cast iron packed tower
(B) Stainless steel plate tower
(C) Packed steel tower lined with acid proof bricks
(D) None of these

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✅ Correct Answer: (C) Packed steel tower lined with acid proof bricks

Published by Ram Sharma ⭐ 193.88K Points at 17-May-2023 10:26 pm in Materials And Construction

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