The float switch contacts may be either normally open or normally closed and ____.
a. may not be submerged
b. may not be suspended
c. may be submerged
d. may be suspended
a. may not be submerged
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Which of the following is not an assumption used for the van Laar model with the Scatchard-Hildebrand defined parameters?
A. The system excess molar volume is zero. B. The enthalpy of vaporization of the components in the system are equal to the internal energy of vaporization. C. The system excess molar entropy is zero. D. None of the above are assumptions. E. All of the above are assumptions.
Almost all of the food we eat is sold fresh
Indicate whether the statement is true or false
Moisture on an egg's surface allows bacteria to grow and thrive
Indicate whether the statement is true or false
What are the by-products (emissions) from a fuel cell?
A) CO B) Nonmethane hydrocarbon C) Water D) CO2