Determine the chemical formula and r number of the
Determine the chemical formula and R number of the following refrigerants :
a) pentachloroethane,
b) trichloroethane, and
c) octafluoropropane.
CaHbClcFd ia refrigerant number: R-(a-1)(b+1)d, where c=2(a+1)-b-d.
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determine the chemical formula and r number of the following refrigerants a pentachloroethaneb trichloroethane andc
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questiona number ofnbspcurrency crisesnbsphave affected certain countries which have also resulted in contagion in the
the waveform displayed on an oscilloscope is as shown in fig 640 the timebase is set to 100 muscm and the y-amp is set
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