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A pressure of 153 kPa is how many atmospheres (atm)? Be sure to report your answer...

A pressure of 153 kPa is how many atmospheres (atm)? Be sure to report your answer to three significant figures.

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Answer #1

We know 1atm = 101325 Pa

1kPa = 1000Pa

Therefore, 1atm = 101.325kPa

Now,

101.325 kPa \rightarrow 1 atm

153.000 kPa \rightarrow ? atm

By cross multiplication,

153*1/101.325 = 1.509 = 1.51atm

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