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The Solubility of Oxygen gas in water at 25 Celcius and 1.0 atm pressure of oxygen is 0.041 g/l. The solubility of oxygen in water at 3.0 atm and 25 Celcius is what g/l?
The temperature of a gas is inversely proportional to its pressure. 2. The volume of a gas is directly proportional to the pressure in torr
If a 180mg piece of gold (density =19.32g/cm^3 ) is hammered into a sheet measuring 2.1ft x 1.0ft , what is the average thickness of the sheet in meters?
H3PO4 is a tripotic acid with a ka1=7.5x10^-3, ka2=6.2e-8 and ka3=4.8e-13. What is the value of K for H2PO4 PO4^3- + 2H+
Sketch the HOMO (Highest Occupied Molecular Orbital) and LUMO (Lowest Unoccupied Molecular Orbital) for pent-3-ene-2-one. Then explain why this orbital is HOMO and the other orbital is LUMO.
Calculate the molar solubility and the solubility of iron (II) hydroxide in pure water then in 0.125M NaOH(aq).
The half-life for the reaction at 550C is 81.3 seconds. How long does it take for 89% of phosphine sample to decompose?
The threshold frequency of dislodging an electron from a zinc metal surface is 8.54x10^14 Hz. Calculate the minimum amount of energy required to remove an electron from zinc surface.
What are the major species present in 0.250 M solutions of each of the following acids. Calculate the pH of each of these solutions.
the solubility of carbon dioxide in h2o at the temperature of twenty five degree celsius and pressure of co2 1 atm
If the reduction of Cl2 to 2 Cl has a potential of 1.3583 V and the reduction of K+ to K has a potential of - 2.95 V, write the reaction between the species that is thermodynamically favored. Please explain reasoning.
Two liquids, and , have vapor pressures at a given temperature of 24 and 36 , respectively. We prepare solutions of and at a given temperature and measure the total pressures above the solutions. We obtain the following data
Give the balanced equation for the reaction: formation of 1 mol nitrogen dioxide from its elements (heat is absorbed)
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