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A 4.50 g sample of LiCl at 25 degrees Celsius dissolves in 25.0 mL of water also at 25.0 degrees Celsius. The final equilibrium temperature of the resulting solution is 60.8 degrees Celsius. What is the enthalpy of solution, delta H solution, of LiCl expressed in kJ per mole?
what does find the saturation have to do with consitutuional,stereoisomers, and conformational isomers?
What wavelength lambda should the astrophysicist look for to detect a transition of an electron from the n= 7 to the n=3 level
Calculate the temperature of boiling water at an elevation of 6000ft (2000m) given that the atmospheric pressure is 0.8atm. Assume delta H_vap is independent of T.
Plutonium- 239 decays by alpha emission. Calculate the energy emitted when 2.00mg of Pu-239 decays in this manner
what is the relationship between the carbon to nitrogen bond lengths and bond order for HCN molecule
Draw those that have a trisubstituted ring where the methyl groups are oriented meta.
A 0.021 mol sample of a weak acid, HX, is dissolved in 575 mL of water and titrated with 0.41 M NaOH. After 29 mL of the NaOH solution has been added, the overall pH = 6.074. Calculate the Ka value for HX.
what are the variables dependent independent and control in this experiment?ca2h2o-----gtcaoh2h2changing the
How many moles of H3O+ must be added to one liter of a solution to adjust the pH from 8.54 to 5.58? Use E notation and 3 significant figures.
The wastewater solution from a factory containing high levels of salts needs to be diluted before it can be released into the environment. Therefore, two containers of waste solution are separated by a semipermeable membrane
Dynamic viscosity is the product of kinematic viscosity (m2 /s) and density. What are the fundamental dimensions of dynamic viscosity
How many grams of oxygen would be required in the combustion of propane to produce 582 kJ of heat?
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