Calculate the amount of heat for sublimation
Calculate the amount of heat required to completely sublime 88.0 g of solid dry ice CO2 at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3 kJ/mol.
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An engine block with a surface area measured to be 0.90m2 generates a power output of 55 kW with a net engine efficiency of 35%.
Using the values for the mass of p-dichlorobenzene, its molar mass (147.01 g/mol), and the mass of cyclohexane solvent that you used, calculate and enter the molality of the p-dichlorobenzene solution to three significant digits, e.g. 0.484
2.00 x10^2 mL of .744 M HCl is mixed with 2.00 x 10^2 mL of .372 M Ba(OH)2. how many moles of water are produced in the reaction
A piece of P-type silicon is connected to ground on its right side. On its left side there is a metal electrode which is separated from the silicon by a thin layer of air. The potential of the left electrode is V>0V. Because of the positive
If the pressure exerted on the gas in a weather balloon dereases from 1.05 atm to 0.573 atm as it rises, by what factor will the volume of the gas in the balloon increase as it rises?
Predict the sign of delta S for each of the following reactions:
What are the absolute and percent uncertainties in the perimeter, area and volume of the tetrahedron?
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