Chemistry, asked by aaditya9772, 20 days ago

Attainment of "equilibrium state" with the help of
"constancy in intensity of colour" is noticed in the
case of ... in a closed vessel
91) Decomposition of CaCO3
2) Reaction between N, & O,
3 Reaction between H, & I,
4) Decomposition of PCI,

Answers

Answered by ARM7AN

0

Answer: option 1) decomposition of caco 3

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