Answer Happy

Mass of metal Volume of hydrogen collected Difference in water levels in mm Temperature of water 0.03ag 42.1mL 144mm 20.0 7.5 torr 200°C 28.4linta Vapor pressure of water Room temperature Barometric pressure (instrument reading) RESULTS OF CALCULATIONS: Barometric pressure (Converted to tort) tort TOTT Mercury equivalent of water tort tort Total pressure torr tori Partial pressure of H, moles mi Moles of H, displaced moles IT Moles of Mg oxidized g/mol Calculated molar mass g/mol Average of two determinations Percent error 127

HEE 12 Shoclyn Jones Dr. Det Mame of Dwive Tempra of water ton 0.03ag 42.Inc mm 20.C 17.5 tore 20.00 29.4linta 29.41 10.55kg 721.614 693.526. 0.001598 modes 0.001518_moles 24.4055 smo rerage of two determinations 24.305 g/mol 0.4135 Vapor peste water Room temperature Barometric pressure instrument reading RESULTS OF CALCULATIONS Narometric pressure Converted to to Mercury equivalent of water Total pressure Partial pressure of Moles of H, displaced LOFT tor ton tort mo Moles of Mg oxired mol alculated molar mass cent error 121