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#### What is the partial pressure of Nitrogen in Air if breathed up a mountain, where the surrounding pressure is 0.6 atm?

#### 0.48 %

Even this can be worked out by the Box method!

the absolute pressure is 0.6 ( it says so in the question!) the approximate percentage of Nitrogen in the air is .80% so the calculation would be: 0.8 x 0.6 = 0.48)

##### Your PADI IDC Revision – Physics

So you see! Physics is much easier that you might think! If you Followed the tips on this page, watched the videos, and then tried the sample questions, you should be very close to being prepared for your PADI DM or PADI IDC

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