A laboratory technician dissolves 5.255 grams of sucrose in water and brings the final volume to 1.0 liter. Which of the following expresses the resulting concentration with the correct number of significant figures?
A) 5 g/L
B) 5.3 g/L
C) 5.23 g/L
D) 5.255 g/L
B
Health Professions
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Factors that stimulate the newborn to take the first breath include all of the following EXCEPT:
A) hypothermia. B) hypoxia. C) hyperglycemia. D) acidosis.
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Advantages of using compressed O2 cylinders in the home include which of the following? 1. Minimal waste or loss 2. Unlimited storage time 3. Widespread availability 4. Minimal user hazards
a. 1, 2, and 3 only b. 2 and 4 only c. 1, 2, 3, and 4 d. 1, 2, and 4 only
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Mitochondria are the energy powerhouses of a cell.
Answer the following statement true (T) or false (F)
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Flat panel digital detectors used for fluoroscopy use
a. amorphous silicon as the digital detector. b. a cesium iodide scintillator. c. TFT technology. d. all of the above
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