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The energy from radiation can be used to cause the rupture of chemical bonds. A minimum energy of 941 kJ/mol is required to break the nitrogen-nitrogen bond in N2. What is the longest wavelength of radiation that possesses the necessary energy to break the bond?
Determine how many moles of gas were added to the container If the pressure raised to 800. torr,?
Calculate the pH of the solution after the following volumes of HCl have been added. (For each part remember t ask yourslef these questions. What units am I working in?
How do you calculate the force of water hitting a concrete cylindrical pole. The velocity of the water is 2 ft/s, the depth of the water is 10 ft, and diameter of the pole is 3 ft. So what would be the total force exerted on the pole by the water?
A sample consisting of a 2.5 mol of a perfect gas at 220 K and 202.6 kPa is compressed reversibly and adiabatically unitil the temperature reaches 225 K.
What is the partial pressure of hydrogen and nitrogen when the gas mixture is composed of 8.00 g hydrogen and 56 grams nitrogen.
When potassium hydroxide runs out and we have to use potassium carbonate instead. Will potassium carbonate be a good titrant to use for selective precipitation?
if the freezing point of a 0.107 m CH3COOH solution is -0.200°C, calculate the percent of the acid that has undergone ionization.
what gas are evolved from the acidified solution of hydrolyzed albumin? write equationfor the reaction of the gas with lead II acetate?
The compound KB5O8·X H2O was analyzed and found to contain 24.6% of water. If the formula weight of this compound is 293.15 g/mol, what is the number of water molecules (X) in the formula?
To an open beaker containing 500ml of water at 298k, 20g of sodium metal is added. the reaction proceeds quite rigorously but ultimately comes to rest after consuming all of the sodium metal and thermally reequilibrating with the surroundings. The..
Calculate the equilibrium constant K for the isomerization of glucose-1-phosphate to fructose-6-phosphate at 298K .
A hydrogen molecule in it's ground vibrational state with KE=10eV coollides with heavy atom metal surface and no energy is transferred to the surface. The surface can be modeled as an infinite potential wall.
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