The term pH refers to the unit of measure which describes the degree at which a solution is __________.
A. acidic
B. alkaline
C. both a and b
Answer: C
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Which of the following is the symbol for an open roof tank?
A. 
B. 
C. 
D. 
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La persona que cuenta con autorización para diseñar edificios y supervisar su construcción es el _____.
a. contratista general b. maestro carpintero c. supervisor d. arquitecto
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A drag travel angle is also known as a(n) _____.? ?
A. electrode angle? B. arc angle? C. machine angle? D. trailing angle?
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To calculate the CFM required to provide a given number of air changes in a building, you need:
A) Floor area, ceiling height, and fan horsepower. B) The floor area and ceiling height. C) A psychrometric chart and an enthalpy chart. D) The floor area, ceiling height, and an enthalpy chart.
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