17/21 x 3/16 x 1/2 = ____.
A. 17/224
B. 21/112
C. 17/81
D. 17/16
Answer: A
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If the overall mixture is 20% by mole component 1, will the mixture exist in one phase or multiple phases in equilibrium at 350 K? If the mixture does exist in multiple phases, what is the composition of the equilibrium phases?
Consider the following figure that describes the solid-liquid equilibrium of a binary mixture:
A. 1 liquid phase
B. 1 solid phase
C. 1 liquid phase (x1 = 0.20) and 1 solid phase (z1 = 0.0)
D. 1 liquid phase (x1 = 0.36) and 1 solid phase (z2 = 1.0)
E. 2 solid phases (z1? = 1.0; z2? = 1.0)
The first failed English colony was
A. St. Augustine. B. Jamestown. C. New York. D. Baltimore. E. Roanoke.
An oil filter should be hot drained for how long before disposal?
A) 12 hours B) 30 to 60 minutes C) 8 hours D) 4 hours
What will be an ideal response?For the transistor network of Fig.19.130,  figure 1.png)
 figure 2.png)