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A gas occupies 678 ml at 0.935 atm and 70 F, what will its volume be at 1.078 atm and 70 C?
The density of titanium metal is 4.51 g/cm^3 at 25 degrees C. What mass of titanium displaces 64.0 mL of water at 25 degrees C?
Calculate the pH of a buffer solution that contains 0.10 M NaH2PO4 and 0.50 M Na2HPO4. The Ka of H2PO4- is 6.3 x 10-8 Question options: 1) pH = 7.90 2) pH = 6.50 3) pH = 7.60 4) pH = 6.80
a certain second-order reaction has a rate constant of 1.75times10-3 at 27 and an initial half-life of 274 . what is
Draw the mechanism for each reaction you will do today. Pyridinium tribromide releases molecular bromine, so molecular bromine is the brominating agent.
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.
write balanced net ionic equations for the following electrolysis reactions using platinum electrodes
Identify the oxidation-reduction reactions among the following.
a solution is made by dissolving 15.5 grams of glucose c6h12o6 in 245 grams of water. what is the freezing-point
At a given temperature, the equilibrium constant K for the reaction 2SO2(g) + O2(g) 2SO3(g) is 3.0 × 109. If 2.80 mol of SO2 and 4.06 mol of O2 are placed in a 1.78-L container.
What difference would you predict would occur in the graphing of the data if carbon dioxide was used instead of the components of air?
Explain how you would prepare 500.0mL of a solution that is 0.100M H2SO4 from concentrated 18.0M H2SO4, which is a liquid density 1.82 g/mL.
Describe the molecule xenon trioxide, XeO3, using four possible Lewis structures, one each with zero, one, two, or three Xe-O double bonds.
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