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← ScienceWhich outcome occurs when suddenly depressurizing liquid carbon dioxide below its triple point?
A)Sublimation to solid and gas phases✓
B)Supercritical fluid formation occurs
C)Immediate liquid-vapor phase transition
D)Remaining stable as supercooled liquid
💡 Explanation
When liquid CO2 is rapidly depressurized below its triple point, it enters a region where only solid and gas phases are stable because there is insufficient thermal energy for direct liquefaction. Therefore, sublimation occurs, transforming the liquid directly into solid and gas, rather than other phase transitions requiring an intermediate states.
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