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Suppose that the solubility of oxygen in the blood at 37oC is roughly the same as that in water at the 25oC, comment on the prospect for our survival without hemoglobin molecules.
Determine the chemical potential of ethanol in the solution relative to that of pure ethanol when its mole fraction is 0.40 at its boiling point(78.3oC) A solution of ethanol and n-propanol behaves
Discuss how does the volume of an ideal gas at the constant pressure and temperature change as the number of molecules increases?
Explain how does the pressure of an ideal gas are constant volume change as the temperature increase? Explain how does the volume of an ideal gas at the constant temperature change as the pres
Calculate the maximum value possible for the magnetic quantum number if n, the principal quantum number, has a value of 4.
For phosphorous acid, Ka1 = 3.0 x 10-2 andKa2 = 1.7 x 10-7. (Only two of the hydrogens are ionizable) Determine the concentration of all species in a 0.100M phosphorous acid solution.
Calculate the difference among the ionic bonds, polar covalent bonds, covalent bonds and non-polar covalent bonds, and how do you calculate their respective boiling point, melting poin
Determine what is attracted by a positively charged plate? Calculate the methods currently being developed to destroy the toxic wastes?
Determine the fluorine concentration of the 55 mL of stock solution? A stock solution is prepared by adding the 20 mL of .81 M MgF2 to enough water to make 82 mL.
Determine the enthalpy change in kJ when 19.4g of hydrogen sulphide is burned. Hydrogen sulfide, H2S is a foul-smelling gas which burns to form the sulphur dioxide
Determine how much heat is release when the 8.1 g of CS2 and 8.1 g of Cl2 are mixed and react according to the following equation?
Explain what volume of gas we would expect to be formed at standard temperature and pressure if we were to react 0.146g of Sulfamic Acid with the 0.120g of Sodium Nitrite.
Discuss why is vapor pressure of water and the important experimental detail in measuring the molar volume of nitrogen?
A student observed that 0.224 grams of a metal produced 106.6 mL of wet hydrogen calculated with an eudiometer at 27.0 degree of Celsius and the barometric pressure of 747 torr.
Bromthymol blue, an indicator with a Ka value of 1.00× 10-7, is yellow in its prorogated form and turns blue when protons are lost. For most indicators, about a tenth of the initial form
Discuss how much heat is absorbed when the 1 mol of CS2(g) forms from its elements at these conditions? When 1 mol of CS2(l) forms from its elements at1 atm and 25°C, 89.7 kJ is absorbed, and it t
Determine the partial pressure of each gas and the total pressure if the temperature of the gas is 20 degrees Celsius. PO2, PHe, P total = atm A deep-sea diver uses a gas cylinder with a volume of
Determine the absolute third-law entropy of a "solution" which is having one mole of each gas. Suppose ideal behavior. At 25oC and 1 atm pressure, the absolute third-law entropies of methane and eth
Upon the addition of another mole of B to the solution, the vapor pressure increases to 347 mmHg. Determine the vapor pressures of pure A and B at the 84oC. A mixture of liquids A and B exhibits ide
Explain why does copper react with the concentrated sulphuric acids at the high temperatures and not with dilute sulfuric acid at lower temperatures?
Determine the weight of precipitate that will dissolve in the 5.0x10^2 mL of water. AgBr(s) (FW=188; Ksp=5.0x10^-13)
Determine the numbers of grams of MgSO4 can be added to the solution before BaSO4 begins to precipitate, starting with the10.0 ml of 4.00 ×10-2 M BaI2?
Determine the numbers of moles Cl- were present in the sample when a solid chloride sample weighing 0.3147g needed 43.75mL of 0.05273M AgNO3 to reach the Ag2CrO4 end point.
Determine the numbers of alkene products, including the E,Z isomers, might be obtained by the dehydration of 3-methyl-3-hexanol with aqueous sulphuric acid?
Determine the concentration of hydrochloric acid in the resulting solution? One half liter (500 mL) of 2.50 M HCl is mixed with the 250 mL of3.75 M HCl. Assuming the total solution volume after mix