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Question- Estimate the vapor pressure of water at 85 degrees Celsius. The normal boiling point of water is 100 degrees Celsius and its heat of vaporization is 40.7 kj/mole.
I am not able to solve the above problem somebody help me to get the correct answer
An airplane is pressurized to 650 mmHg, which is the atmospheric pressure at a ski resort at 13000 ft altitude: a) if air is 21% oxygen, what is the partial pressure of oxygen on the plan
A sample of commercial concentrated hydrochloric acid is 11.8 M HCl and has a density of 1.190 g/mL. Calculate (a) the mass percentage, (b) molality and (c) mole fraction of HCl in concentrated hydrochloric acid.
The carbon atom model has an additional rotational axis of symmetry that is NOT threefold. Use an arrow to show the location of one of these in a figure of the carbon atom model.
Calculate the pH at the equivalence point in the titration of 68 mL of 0.10 M methylamine (see Table 15.4) with a 0.20 M HCl solution.
One commercial over the counter product consists of 500.0 mg tablets that are 20 percent by mass vitamin C. How many tablets are needed for a 1.00 g dose of vitamin C
Assuming the solution's final volume is 150.0 mL, the density is 1.00 g/mL, and the specific heat is 4.184 J/(g C), calculate the heat of the reaction.
Gas at 15°C and 105 kPa is flowing through an irregular duct. To determine the rate of flow of the gas, CO2 from a tank is passed into the gas stream. The gas analyzes 1.2% CO2 by volume before and 3.4% CO2 by volume after the addition
A proton in a linear accelerator has a de Broglie wavelength of 143 pm. What is the speed of the proton?
Is the conversion of the hydrate to its anhydrous salt an example of a physical change or chemical change. Explain.
A buffer is to be made with a pH of 8.50 by adding hydrobromic acid to one of the following bases. Which base is the best choice for making this buffer
It then gives off a photon having a wavelength of 4.10 × 102 nm. What is the final state of the hydrogen atom? Values for physical constants can be found here.
What are the 2 net ionic equations for when Mn^2+ gets NaOH added, NaClO added, and finally NH3 added?
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