Explain the difference in pressure between methane
15.0 moles of gas are in a 8.00 tank at 20.2. Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constants for methane are a=2.300 L^2* atm/mol^2 and b=0.0430 L/mol.
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A quantity of 0.20 mole of carbon dioxide was heated to acertain temperature with an excess of graphite in a close container until the following equilibrium was reached.
Estimate the largest possible force (in N) that can be applied before the bar breaks. Assume the maximum flexural strength reported for this material.
A chemist prepared a 0.244 M solution of fructose at250C. At equilibrium it was found that its concentration had decreased to 0.163 M. Calculate the equilibrium constant for the reaction.
An electron (mass m = 9.11 multiplied by 10-31 kg) is accelerated in the uniform field E (E = 1.90 multiplied by 104 N/C) between two parallel charged plates. The separation of the plates is 1.30 cm.
A block of wood (M block = 5.2 kg) rests on a horizonal surface for which the coefficient of kinetic friction is 0.28. A bullet (m bullet = 32 g) is shot along the horizontal direction and embeds in the block, displacing it 87 cm. What was the ini
The pressure leaving the compressor is 90 psia. The maximum temperature in the cycle is 2000 degrees rankin. Determine p,v,t at each point in the cycle and the thermal efficiency of the cycle.
An object is 17 cm in front of a diverging lens that has a focal length of -11 cm. How far in front of the lens should the object be placed so that the size of its image is reduced by a factor of 1.5?
The mean diastolic blood pressure of 100 individuals is 73 mmHg with a standard deviation (s) of 11.6 mmHg. Calculate the 99% confidence interval for the µ.
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