Find final pressure and volume and heat transfer from water
A freely moving piston holds in 10kg of water at a pressure 400kPa and volume 10m^3. The water is cooled to 400*c. Find the final pressure, the final volume and the heat transfer from water.
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Find the: initial volume, the temperature at which ammonia starts to vaporize, the approximate volume when it starts to vaporize, the final volume when the quality reaches 0.1
In one experiment, 0.865 mol of NO is mixed with 0.502 mol of O2. Determine which of the two reactants is a limiting reactant. Calculate also the no. of moles of NO2 produced.
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Calculate the freezing-point depression (Kf = 31.8K-kg/mol), the relative vapor-pressure lowering, the osmotic pressure of the solution at 25 C, and the molecular weight of the substance.
The total pressure of a mixture of oxygen and hydrogen is 1.4 bar. The mixture is ignited and the water removed. The remaining is pure hydrogen and exerts a pressure of 0.30 bar when measured at teh same values of T and V as the original mixture.
Find the potential energy of the weight at the top of the tower and what the velocity of the glider will be after the energy is transferred to it.
A 1.90 cm X 1.90 cm parallel-plate capacitor has a 2.40mm spacing. The electric field strength inside the capacitor is 1.50×10^5 V/m. A) What is the potential difference across the capacitor?
Calculate the mass of water in kg that can be heated for the soup. Is it worth heating the water to make the soup. How much thermal energy will each hiker receive if they drink all the soup.
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