lab#3 final

# lab#3 final - Lab#3 Measurement of R 1 From the measured...

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Lab#3 – Measurement of R 1. From the measured height of the water column, calculate P gases in kPa. = - [ * ] Pgases Patmosphere h10339 mmH2O 101325 Pa = . - [ * ] Pgases 99803 4 Pa 280 mm10339 mmH2O 101325 Pa = . Pgases 97 1 kPa 2. Calculate the pressure of the water vapor in the gas burette, P H2O . = - - - - + PH2O P2 P1T2 T1 Troom temp T1 P1 = = . T1 24℃ P1 2 99 kPa = = . T2 25℃ P2 3 17 kPa = . Troom temp 24 1℃ (Measured temperature) = . - . - - . - + . PH2O 3 17 kPa 2 99 kPa25℃ 24℃ 24 1℃ 24℃ 2 99 kPa = . PH2O 3 07 kPa 3. Calculate the pressure of hydrogen in the gas burette (P H2 ) Total pressure of gases - = . Pgases 97 06 kPa Pressure of water vapor in the gas burette - = . PH2O 3 07 kPa The pressure of hydrogen in the gas burette - - Pgases PH2O = 97.06 kPa – 3.07 kPa = 93.99 kPa 4. Convert your measured temperature from the Celsius to Kelvin scale.

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Celsius + 273.15 = Kelvin 24.1 + 273.15 = 297.25 K 5. Based on the chemical equation for the reaction between magnesium and
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lab#3 final - Lab#3 Measurement of R 1 From the measured...

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