Q. Which among the given is responsible for the extra strength of pyrex glass

  • (A) Potassium Carbonate
  • (B) Lead Oxide
  • (C) Ferric Oxide
  • (D) Borax
✅ Correct Answer: (D) Borax

Published by Ram Sharma ⭐ 193.88K Points at 21-Mar-2022 08:37 pm in Science

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