Chemistry...?

Question

The air in a laboratory was measured with a barometer to be 7.40 x 102 mm Hg. What is the laboratory air pressure in atm?

Answer 1

The answer is: 0.143 atmosphere

But keep this reference tucked away, it should come in handly:

http://www.onlineconversion.com/pressure.htm

Answer 2

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Answer 3

1 atmosphere = 760 mm Hg. So, just divide your pressure in mmHg by 760 to convert it to atmospheres.

Answer 4

Dr. Dave - Check your math. 740 / 760 = 0.974 atm.

Answer 5

The answer is: 0.143 atmosphere