MCQ
शुष्क बर्फ क्या है?
  • ठोस $CO _{2}$
  • B
    द्रव $CO _{2}$
  • C
    ठोस नाइट्रोजन
  • D
    द्रव नाइट्रोजन

Answer

Correct option: A.
ठोस $CO _{2}$

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