Which of the following is true concerning using a photometer for analysis?
A. Photometers can measure the amount of light that passes through a solution.
B. The amount of light that passes through a solution is the absorbance.
C. Solutions measured by a photometer do not follow Beer's law.
D. Photometers cannot be integrated into the small, handheld devices.
Answer: A
You might also like to view...
Which of the following is true concerning expiration?
A) The ribs move upward and outward. B) The chest cavity increases in size. C) The intercostal muscles contract to force air out of the lungs. D) The diaphragm moves upward.
Which piece of equipment would the EMT need to obtain a patient's vital signs?
A) Glucometer B) Stethoscope C) Oxygen D) Automated defibrillator
The carotid is a(n) ________________________-
a. vein that carries blood away from the face and neck b. artery that carries blood to most of the face and neck c. either a or b d. neither a nor b
When it is determined that air-fluid level demonstration is a priority, ____ projection(s) may be required for ____.
a. one; air-fluid levels b. one; a normal projection of the chest c. two; one AP and one lateral projection d. two; air-fluid levels and a normal projection of the chest