Unlike conventional capacitors that use a dielectric, the ultra-capacitors use a(n) ____.
A. gel
B. electrochemical
C. gas
D. electrolyte
Answer: D
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You know a particular system behaves according to Raoult’s Law. If the vapor pressure of the pure components at 303.15 K are as follows, Psat (1) = 75 kPa; Psat (2) = 125 kPa, what will be the system pressure and vapor phase composition when the system is at VLE with x1 = 0.300 and T = 303.15 K.
A. P = 75 kPa; y1 = 0.205 B. P = 125 kPa; y1 = 0.205 C. P = 110 kPa; y1 = 0.205 D. P = 110 kPa; y1 = 0.341 E. P = 110 kPa; y1 = 0.300
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