A. above which liquid will remain liquid B. above which liquid becomes gas C. above which liquid becomes vapour D. above which liquid becomes solid E. at which all the three phases exist together...
A. halide torch which on detection produces greenish flame lighting B. sulphur sticks which on detection gives white smoke C. using reagents D. smelling E. sensing reduction in pressure...
A. lowers evaporation temperature B. increases power required per ton of refrigeration C. lowers compressor capacity because vapour is lighter D. reduces weight displaced by piston E. all of the above...
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