# physical chemistry

the atmospheric pressure on mars is 0.61 kPa. what is the pressure in mm of Hg?

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1. 1 atm = 760 mm Hg = 101.325 kPa
Make the conversion.

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2. Pressure in mm of Hg =0.61×1000×760/1.013×100000
=4.6 mm of Hg

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3. 0.61/101.325*760(appoximately 100 take 101.325
=0.61/100*760
=4.6mm of HG

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4. Pressure in mm of Hg
Rgrhdb

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