Q. Which of the following is capable of absorbing excess moisture from the air?

  • (A) silica gel
  • (B) charcoal
  • (C) salts of calcium or ammonia
  • (D) activated alumina
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✅ Correct Answer: (C) salts of calcium or ammonia
Explanation: absorbents like salts of calcium or ammonia are capable of absorbing excess moisture from the air. however, the adsorbents like silica gel and activated alumina allow moisture to stay only at the surface.

Published by Mr. Dubey ⭐ 104.84K Points at 26-Oct-2023 09:03 pm in Thermal Engineering

Explanation by: Mr. Dubey
absorbents like salts of calcium or ammonia are capable of absorbing excess moisture from the air. however, the adsorbents like silica gel and activated alumina allow moisture to stay only at the surface.

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