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One mole of NOCl gas is added to a 4.0L container. the NOCl undergoes slight decomposition to form NO gas and Cl2 gas. If the equilibrium constant, Kc, for the rxn 2NOCl(g)--->2NO(g)+Cl2(g) is 2.0x10^-10 @ 25 degrees celsius, calculate the concentration of all the species at equilibrium at this temperature
Consider the titration of 30.0 ml of 0.048 M NH3 with 0.025 M HCI. Calculate the ph after the following volumes of titrant have been added.
Calculate the pH at the equivalence point in titrating 0.100 M solutions of each of the following with 7.0×10^-2 M NaOH.
How should a professional emergency responder be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
Solid NaI is slowly added to a solution that is 0.0091 M Cu+ and 0.0077 M Ag+. Calculate the concentration of Ag+ when CuI
complete all the blank entries in the given table. then use the data to graph toscale the fixed variable average fixed
Since the freezing point of a solution depends on the number of particles, what would you expect the freezing point of 0.1 m solutions of aqueous NaCL and BaCl2?
Alcohols are less volatile than ethers of the same molecular weight, but the two classes of compounds have approximately the same solubility in water because:
detailed procedure of determining the enthalpy of reaction between citric acid (H3Cit) and sodium hydroxide (NaOH). Calculate what volume of each .50M solution should be mixed to give a total volume of 50.0mL and the reactants in the correct stoic..
a 1.00 g sample of an alloy of copper and aluminum was reacted with hydrochloric acid , and 85.0 mL of hydrogen gas (measured atSTP) was produced.
Magnesium metal rects with oxygen to make a white powder knon as magnesium oxide. As the reaction proceeds, a bright white flame is seen. It is found that 2.6 g of magnesium reacts with1.6 of oxygen.a) What is the word equation
The activation energy for the reaction O + O3 ? 2O2 is 25 kJ/mol, and the enthalpy change is ?H = -388 kJ/mol. What is the activation energy for the decomposition of O2 by the reverse reaction
What is the pH of a buffer that results when 33g NaHCO3 is mixed with 100mL of 2.50 M NaOH and diluted with water to 250mL
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