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At what temperature will a sample of nitrogen gas with a volume of 328 mL at 15°C and 748 mmHg occupy a volume of 0.898 L at a pressure of 642 mm Hg? Assume the amount of the nitrogen gas does not change. A) 676°C B) 404°C C) 396°C D) 274°C E) 123°C
Diethyl ether C4H10O(l), a flammable compound that has long been used as a surgical anesthetic has a structure
at 25C, delta H for the combustion of liquid octane, to form CO2 solid and H2O liquid is -5471kJ/mol. Calculate delta E for this reaction at 25C.
Classify each of the following molecules as polar or nonpolar: a) GeH4; b) I2; c) CF3Cl; d) PCl3; e) BCl3; f) SCl2.
Now suppose you have only added 24.0mL of 0.01M NaOH solution to the 25.0mL of HCl solution, what is the molarity of HCl left in the solution? What is the pH of the resultant mixture?
why is tert-butyl methyl ether not expected to be a good solvent for polyhydroxylated carbocycles glucose and fructose
The difference between these forces is why some solids dissolve by an exothermic reaction (release heat), while other solids absorb heat and cool the solution. For an ionic solid dissolving in water, briefly identify the attractive
What is the equation for Coulombic force and why is it important in chemistry? 4. What is the charge on the chloride ion and why does it have this charge
How many possible trisubstituted derivatives C6H3X2Y can be obtained from the para disubstituted benzene C6H4X2?
what does find the saturation have to do with consitutuional,stereoisomers, and conformational isomers?
Is heat absorbed or evolved in the course of this reaction? Calculate the amount of heat transferred when 45.0 g of CH3OH (g) is decomposed by this reaction at constant pressure.
will strontium sulfate form a precipitate at 25 degrees celcius when 345mL of a solution that is .0100M in Sr+2(aq) is added to 75mL of a .175M SrSO4
The vapor pressure of water above this solution is found to be 0.3630 atm at 348.0 K . The vapor pressure of pure water at this temperature is 0.3804 atm.
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