Anurse is using an airway clearance device to mobilize secretions in a patient with chronic obstructive pulmonary disease (copd). the nurse instructs the patient, "you must sit in an upright position during the process." which device does the nurse use during this procedure?

answer: blah

explanation:

bc blah

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

well, since there is no answer choices, i will give an answer on how it works : )

the two objects are placed together. energy will always be transferred from the hotter object to the cooler object until they are equal. hope this is close to one of the answer choices : )