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In lab we vaporized a sample of acetone and measured the volume change of ice that was formed during the vaporization of the sample. This volume change was 0.29 mL. How do I calculate the heat of vaporization?
Other given data:
Heat of fusion of ice at O degees C = 79.71 cal/g
Volume change for ice to water at 0 degrees C = -0.0906 mL/g
a stock solution was prepared by dissolving exactly 0.4000 g of pure asa 180.16 gmol in 10.00 ml of naoh and heating
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A compound has the empirical formula CH2O. When 0.0866 g is dissolved in 1.000 g of ether, the solution's boiling point is 36.5°C. Determine the molecular formula of this substance.
to what pressure should you fill the acetylene tank to ensure that you run out of each gas at the same time? Assume ideal behavior for all gases.
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