CaCO_(3) hArr CaO + CO_(2) reaction in a lime kiln goes to completion

1.	CaCO_(3) hArr CaO + CO_(2) reaction in a lime kiln goes to completion because
Answer» It is a heterogeneous REACTION BACKWARD reaction is very slow `CO_2` formed escapes out `K_c` (or) `K_p` has no unit Solution :LIME kiln is OPEN vessel and gas escapes out

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