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NAUI NITROX DIVER FINAL EXAM 2025 |NEW UPDATE 2025 |GUARANTEED PASS

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The main reason to dive with "nitrox" is to reduce exposure to some of the problems in diving caused by: - ACCURATE ANSWERS Nitrogen We say that nitrogen is an inert gas. This means_____. - ACCURATE ANSWERS Our bodies do not use the nitrogen we breathe. What is the primary safety hazard of breathing nitrogen at depth? - ACCURATE ANSWERS Narcosis NAUI sanctioned enriched air nitrox training in: - ACCURATE ANSWERS 1992 Benefits of nitrox include: - ACCURATE ANSWERS Extended bottom time Increased safety margins Shorter surface intervals The greatest advantages for diving using nitrox occur in what depth range? - ACCURATE ANSWERS 15- 33 msw (50-110 fsw) True or False: A scuba diver breathing nitrox avoids any risk of nitrogen narcosis. - ACCURATE ANSWERS False If a nitrox mix is 36% oxygen, what is the fraction of oxygen in the gas mix?

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NAUI NITROX DIVER FINAL EXAM
2025 |NEW UPDATE 2025 |
GUARANTEED PASS

The main reason to dive with "nitrox" is to reduce exposure to some of
the problems in diving caused by: - ACCURATE ANSWERS✔✔
Nitrogen


We say that nitrogen is an inert gas. This means_____. - ACCURATE
ANSWERS✔✔ Our bodies do not use the nitrogen we breathe.


What is the primary safety hazard of breathing nitrogen at depth? -
ACCURATE ANSWERS✔✔ Narcosis


NAUI sanctioned enriched air nitrox training in: - ACCURATE
ANSWERS✔✔ 1992


Benefits of nitrox include: - ACCURATE ANSWERS✔✔ Extended
bottom time
Increased safety margins
Shorter surface intervals


The greatest advantages for diving using nitrox occur in what depth
range? - ACCURATE ANSWERS✔✔ 15- 33 msw (50-110 fsw)

, True or False: A scuba diver breathing nitrox avoids any risk of nitrogen
narcosis. - ACCURATE ANSWERS✔✔ False


If a nitrox mix is 36% oxygen, what is the fraction of oxygen in the gas
mix? - ACCURATE ANSWERS✔✔ 0.36


_____ describes the relationship between absolute pressure and the
volume of a gas. - ACCURATE ANSWERS✔✔ Boyle's Law


To find the partial pressure of a gas in a mixture: - ACCURATE
ANSWERS✔✔ Multiply the gas fraction by the absolute pressure.


The water pressure plus atmospheric pressure equals: - ACCURATE
ANSWERS✔✔ Absolute pressure


What is the absolute pressure at 34 msw (111 fsw)? - ACCURATE
ANSWERS✔✔ 4.4 ata


What is the nitrogen partial pressure (PN2) in EAN35 at a depth of 26
msw (85 fsw)? - ACCURATE ANSWERS✔✔ 2.3 ata


What is the oxygen partial pressure (PO2) of EAN38 at 27 msw (87
fsw)? - ACCURATE ANSWERS✔✔ 1.4 ata

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