The application of electric space heaters are generally more flexible than space heaters that rely on combustion because
A) No clearance to combustible materials is required since they have no flames
B) They do not require any combustion air and do not require venting
C) They can be operated on batteries
D) They can be located anywhere in the room with a long extension cord
B
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To the left of the Txy plot are five overall compositions, pressures, and temperatures for a mixture of R-245fa (1) + isopentane (2). For each combination, list the equilibrium phases, what they are (LLE, VLE, etc) and what are the compositions (in terms of mole fractions) of each of the equilibrium phases.
Z1 = 0.5; P = 10 bar; T = 350K
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