What is the upper explosive limit?
A) The exact proper mixture (mass of each reactant) of chemical for a chemical reaction
B) The percentage of air and fuel where the lowest amount of fuel will combust
C) The highest percentage of fuel to air where combustion can occur
D) A mixture that reacts and does not consume fuel or oxygen
C
You might also like to view...
A 31-year-old male is complaining of left-side flank pain that radiates into his groin. He is alert and oriented and the primary assessment reveals no life-threatening conditions. Given the patient's status, your next step should be to:
A) gather medical information from the family. B) perform a rapid head-to-toe exam. C) obtain a medical history from the patient. D) repeat the primary assessment.
Your patient is a 20-year-old female college student who lives in a dormitory. She complains of weakness, fever, chills, nausea, a rash on her chest, and neck pain. Physical examination reveals warm, moist skin; pain with flexion of her neck; and a petechial rash on her chest. HR = 92, BP = 108/68, RR = 14, SaO2 = 99%. Which of the following is most appropriate?
A) Place an N-95 respirator on the patient, transport BLS, notify the hospital before arrival B) Place a face mask on your patient and yourself, transport BLS, notify the hospital before arrival C) Administer oxygen by nonrebreather, BLS, and transport D) Administer O2 via nonrebreather mask, cardiac monitor, IV of normal saline, and transport