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Create a 7-step procedure you can use to determine those cation/anion pairs that produce precipitates. Make sure you include all equipment and amounts of materials you expect to use.
Two particles with charges q1 and q2 are separated by distance d. Rank these scenarios according to the magnitude of the electrostatic (coulombic) potential energy.
explain why the chemical formulas AlCl3, PCl3 and CoCl3 are so similar, yet their names are so different.
Glucose oxidation has a standard enthalpy of -2803 kJ/mol. What is the total heat produced by human respiration over the course of one year
Calculate the activity and activity coefficient for ethanol in this solution. c. Calculate ?mixG for a solution that contains 0.12 moles of ethanol and 0.83 moles of chloroform at 35.0 oC.
What are amino-acid tRNA synthetase enzymes and why are they important in the biology of cells? How many different ones do you know exist in any given cell type
a light woman and a heavy man jump from an airplance at the same time and open their same-size parachutes at the same time. which person will get to a state of zero accerlation first?
This mixture has density of 1.391g/L and occupies a volume four times as that of pure hydrocarbon. Determine the molecular formula of the hydrocarbon.
The air in an inflated balloon (defined as the system) is warmed over a toaster and absorbs 130J of heat. As it expands, it does 76kJ of work. What is the change in internal energy for the system?
If the of a 1.00-. rainfall over 1500 miles^2 is 3.60, how many kilograms of sulfuric acid, , are present, assuming that it is the only acid contributing to the? For sulfuric acid, is very large and is 0.012.
Calculate the pressure exerted in the closed end of an apparatus similar to that depicted in Figure 1 if the atmospheric pressure is 720.0 torr and the height of the water column is 22.3cm.
1.91 g H2 is allowed to react with 10.2 g N2, producing 1.17 g NH3. (a) What is the theoretical yield for this reaction under the given conditions. (b) What is the percent yield for this reaction under the given conditions
a sample of ethanol c2h5oh has a mass of 43.8 g.a how many carbon atoms does the sample contain?b how many hydrogen
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