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What volumes of 0.1000M Acetic Acid and 0.1000M Sodium Hydroxide should be mixed to prepare 1.000L of a buffer solution of pH 4.5 at 250C
1. half reactions what is the oxidation and reduction for the following formula3 mg n2 rarr mg3n22. if 90.0 ml of
Draw the structures of propene (propylene) and tetrafluoroethene. Draw the basic repeating units when each of these compounds polymerizes. Describe some practical uses of each polymer.
A hypothetical element consists of two isotopes of masses 86.95 amu and 88.95 amu with abundances of 35.5% and 64.5%, respectively. What is the average atomic mass of this element?
Why is the meso-Stilbene dibromide much less soluble in all solvents than the dl-isomer from the bromination of cis-stilbene
What is the theoretical percent, by weight, of calcium in Ca(OCl)2
The molar mass of a compound is 360. If the empirical formula is NO, what is the molecular formula
Calculate the pressure exerted in the closed end of an apparatus. If the atmospheric pressure 720 torr and the height of the water column is 22.3cm.
at 700.degc the total pressure of the system is found to be 3.45 atm. if the equilibrium constant kp is 1.52 calculate
Draw a saturated and unsaturated hydrocarbon with 4 carbons in length and give their IUPAC
Calculate the equilibrium concentrations if the initial concentrations are 2.31M N2 and 0.54M O2. (This N2/O2 concentration ratio is the ratio found in air.)
If a reaction vessel initially contains only CO and NH3 at concentrations of 1.00 M and 2.00 M, respectively, what will the concentration of HCONH2 be at equilibrium?
Consider a container of volume 2.0 dm3 that is divided into two compartments of equal size. In the left compartment there is nitrogen at 1.0 atm and 25°C; in the right compartment there is oxygen at the same temperature and pressure
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