What is the correct description of Dalton's law?
A. There is a definite relationship between the pressure and volume of a gas if the temperature is kept constant.
B. There is a definite relationship between the volume and temperature of a gas if the pressure is kept constant.
C. The total pressure of a confined mixture of different gases is equal to the sum of the pressure of each gas in the mixture.
D. Energy can be changed in form but cannot be created or destroyed.
Answer: C
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Per the International Building Code, Class I vapor retarder should only be used in wood or cold-formed steel (CFS) frame assemblies in
A) Climate zones 1, 2, 3, 4, and 5. B) Climate zones 4, 5, 6, 7, and marine 4. C) Climate zones 3, 4, 5, 6, and marine 4. D) Climate zones 3, 4, 5, and 6, and 7. E) Climate zone 5, 6, 7, 8, and marine 4.E) Climate zone 5, 6, 7, 8, and marine 4.
The standard length of the lactation period in dairy cattle in the United States is
A) 205 days B) 305 days C) All Year D) 105 days
What is the purpose of the uropygial gland?
What will be an ideal response?
Match the PPE to the task.
A. material handling B. welding and cutting C. working at heights above the ground D. grinding E. concrete work F. manholes