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A sample of a gas occupies a volume of 732 mL at 625 torr. At constant temperature, what will be the new volume when the pressure changes to the following:
(a) 2.3 atm new volume: mL
(b) 188 mm Hg new volume: mL
Assuming stomach acid is 0.1 M HCl, how many grams of stomach acid would have been neutralized by311mg of Mg(OH)2
One of the ways catalysts increase reaction rates is by A. Providing a surface for the reaction to occur. B. Increasing the activation energy requirement of the reaction.
hammered into a thin sheet to be used as aluminum foil. If the thickness of the aluminum foil is uniformly 13 um, what area of aluminum foil (in cm^2) can be made? The density of aluminum metal is 2.969 g/cm^3.
Show by explicit integration that (a) hydrogenic 1s and 2s orbitals, (b) 2px and 2py orbitals are mutually orthogonal.
Calculate the millimoles of sodium hypochlorite used in the reaction: 2.3mL of a 5.25% solution (Clorox). Compare this value with the quantity of cyclohexanol to be used in the reaction. Would you describe the oxidant as being present in slight ex..
Calculate the initial volume of a sample of a gas if its final volume is 344 mL after being heated from -10 °C to 40 °C.
the second contains 0.1 mol Na2S , and the third contains 0.1 mol CaCl2 . What net ionic equations for the precipitation reaction or reactions that occur. What are the spectator ions in the solution
Elemental manganese and manganese dioxide, MnO2, in a state of high purity can be prepared by electrolyzing aqueous solution of Mn 2+. At which electrode (anode or cathode) does the Mn and MnO2 appear
Compare the structure of propranolol with noradrenaline and identify which features are similar in both molecules. Suggest why this molecule might act as an antagonist rather than an agonist
What is the dissociation constand, Kd, of a ligand with a percent occupancy
An unknown compound containing only carbon and hydrogen was burned in excess oxygen. When 8.937 grams of the compound was burned, 28.042 grams of carbon dioxide and 11.482 grams of water were produced. If the unknown compound has a formula mass of..
Titrated three different samples of KHP and determined that the sodium hydroxide molarity was 0.1234 M, 0.1244 M, and 0.1199 M, respectively. Calculate the sample mean and the sample slandered deviation?
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