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Given that you know one gas in a mixture of gases has a pressure of .5 atm, and has a mol fraction of .18, what volume will the mixture of gases occupy if the temperature is 390 kelvin, the total number of moles of all the gases combined are 20?
If 7.1 g of butanoic acid, C4H8O2, is dissolved in enough water to make 1.0 L of solution, what is the resulting pH? A table with Ka values can be found here.
Determine what mass of titanium displaces 65.6mL of H 2 O at the temperature 25 degree Celsius if the density of titanium metal is 4.51 g/cm 3 at the temperature of 25 ° C .?
A gas is confined to a cylinder under constant atmospheric pressure. When 419 J of heat is added to the gas, it expands and does 103 J of work on the surroundings. What is the value of delta H for this process? And what is the value of delta E for..
At 8:00 a.m., a patient receives a 58-mg dose of I -131 to obtain an image of her thyroid. If the nuclide has a half-life of 8 days, what mass of the nuclide remains in the patient at 5:00 p.m.
Determine the flow rate of water, in kg/s, that can be cooled if the cooled water is not recycled. The water enters the tower at 40 C and leaves the tower at 25 C.
Question- If a person produces and exudes a polyunsaturated oil from their skin, how does it ultimately make clothes smell bad, and how does baking soda remove the odor
If you presume that the NaOH which you will prepare for standardization is approximately 0.15 M, compute the number of moles and the number of grams of H2C2O4 * 2H2O required to neutralize 25mL of this NaOH solution
A sample of an ideal gas has a volume of 2.26 L at 286 K and 1.04 atm. Calculate the pressure when the volume is 1.16 L and the temperature is 301 K.
State the box diagram for Cu(I). Assume whether aqueous solutions of Cu(I) will be paramagnetic or diamagnetic
The equilibrium constant for H2(g)+I2(g)->2HI at 40 oC is 20. The vapor [pressure of solid iodine at 40 oC is 0.1 bar. 12.7 g of solid iodine is placed in a 10 L vessel. What is the minimum amount of hydrogen that must be placed in the bulb to rem..
elemental sulphur occurs in the solid state as 8-membered rings arranged in rhombohedral crystal structure s8 which
When magnesium burns in air, it forms an oxide and a nitride. Write balanced equations for the formation of both compounds.
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