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In terms of binding energies, explain why cations usually form by losing valence electrons, and generally retain their core electrons.
1. You work in a functional organizational structure, which means that your power to assign resources is limited. How do you plan to handle this situation? How will you approach the functional manager about making sure the programmer is available..
Sodium Azide (NaN3) decomposes to solid sodium metal and nitrogen gas. How micrograms of sodium azide are required to produce 34.0 L of nitrogen gas at 1.25 atm and 28.0 degrees C? Also, label which element got oxidized and which element got reduc..
A particular compound has a heat of vaporization of 28600 J/mol. At 281 K it has a vapor pressure of 121 mmHg. What is its vapor pressure at 306 K
a 0.6407 g sample containing chloride and iodide ions gave a silver halide precipitate weighing 0.4430 g. this
what volume of 0.50 m sodium hydroxide is needed to titrate 150 ml of 0.33 m hydrocyanic acid hcn to the equivalence
A quantity of gas has a volume of 200.0 liters at 17 degrees Celsius and 3.0 atm of pressure. To what temperature must the gas be cooled for its volume to be reduced to 150.0 liters at a pressure of 2.0 atm?
What is the pH of a solution of 25.0mL of 1.35x10-3M HCl(aq) that has been titrated with 10.73mL of 1.00x10-3M NaOH. Assume 25°C.
a smaller amount of A would remain in the water than if the solution were extracted with one 50mL portion of diethyl ether.
What mass of solid sodium hypochlorite (molar mass = 74.44 g/mol) should be added to 1.0 L of 0.255M hypochlorous acid to make a buffer with a pH of 7.54?
The solubility of manganese(II) carbonate is 5.4 × 10-4 g/L. What is the solubility product constant for manganese(II) carbonate
Propose a step-by-step microscale extraction procedure that could be used to separate a mixture nitrobenzene, 4-methoxybenzoic acid, and benzylamine into the pure compounds using extraction technique.
Calculate the final temperature of 32 mL of ethanol initially at 11 degrees C upon absorption of 562 J of heat.
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