If a ventilation opening is made directly above a fire, it will tend to __________ the fire.
A. spread
B. mushroom
C. localize
D. extinguish
Answer: C. localize
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A cabinet door hinge used on flush doors when it is desired to conceal most of the hardware is a(n) _____.
a. surface hinge b. offset hinge c. pivot hinge d. butt hinge
The temperature on the Fahrenheit scale where all molecular biology activity stops is ____.
A. -450°F B. -460°F C. -0°F D. -462.95°F
After a low of 300 in 1900, the population is now:
A. 100,000 B. 250,000 C. 500,000 D. 2 million
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 = 0.2; P = 1.0 bar; T = 290K