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The force constant for the D2 molecule is 577 N m-1. Compute the vibrational as well as rotational zero point energy for this molecule. If this amount of energy will be converted to translational energy, explain how fast would this molecule be moving?
If a 1.00 cm^3 solid cube of alumina ceramic initially at 300 C is placed in 50 ml of H2O initially at 25C in a closed, insulated container: (a) what will be the final temperature of the system when thermal equilibrium is attained.
hydrogen gas is collected over water at 24 degrees celcius. the total pressure of the sample is 755 millimeters of
What is the strongest attractive force that must be overcome in order to do the following: a) melt pure solid phosphorus pentachloride b) boil pure liquid selenium tetrafluoride
When a sample of NH3(g) (79.06 grams) is placed in 310.0 L reaction vessel at 893.0 K and allowed to come to equilibrium the mixture contains 1.654 mol of N2(g). What concentration (mol/L) of NH3(g) reacted?
how many liters of hydrogen are obtained from the reaction of 4 g calcium with excess water, at 37 Celsius and 0.962 atm?
how to draw the Lewis Structure for this. The complete questions says: "Lithium aluminum hydride, LiAlH4, contains both ionic
A biochemical engineer isolates a bacterial gene fragment and dissolves a 10.9 mg sample of the material in enough water to make 36.5 mL of solution. The osmotic pressure of the solution is 0.340 torr at 25°C. (a) What is the molar mass of the gen..
Write a balanced net ionic equation for the reaction of KMnO4 with the saturated solution of CdC2O4 in diluted H2SO4. The major products are Mn2+ and CO1
You have prepared a saturated solution of at 20 degree celcius using 31.0 of water. How much more solute can be dissolved if the temperature is increased to 30 degree celcius.
Calculate the heat given off when 177 g of copper cools from 155.0 Celsius to 23.0 Celsius. The specific heat capacity of copper is .385 J/g C
at 218degc kc 1.2 10-4 for the equilibrium shown below.nh4hss nh3g h2sgcalculate the equilibrium concentration of
The pH of a 0.010 mol L-1 solution of a weak monoprotic acid is 2.09 at 25oC. What is the pKa for this acid
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