12-94 Based on data from the refrigerant-134a tables, the Joule-Thompson coefficient of refrigerant-134a at 0.8 MPa and 100°C is approximately (
a) 0 (
b) -5°C/MPa (
c) 11°C/MPa (d)8°C/MPa (
e) 26°C/MPa
 
 
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