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Why is the E isomer of 1,2-dibenzoylethylene more stable than the Z isomer? is this why irradiation goes from E to Z and not the other way around? also discuss polarity differences between the two isomers.
A 29.0-g sample of water at 290. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Calculate the molar solubility of Pb(IO3)2 in water by systematic method. {ksp for Pb(IO3)2 = 2.5 x 10^-13}
Imagine that the gas shown in the simulation is an ideal gas such as helium. Notice that the final number of moles of gas is 1.00 mol for each experimental run. You can find the final volume of the gas using the y axis of the graph shown.
Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell? (c) What is the value of the equilibrium constant fo..
a solution is prepared by dissolving 2.33g of c60 in 100.0g of toluene. given that the vapor pressure of pure toluene
How many moles of ammonia are present originally? What is the theoretical yield of sodium bicarbonate in grams?
A geothermal system is initially more expensive to set up than a conventional heating and cooling system but the annual operating cost are much cheaper
Lactose, C12H22O11, is a naturally occurring sugar found in mammalian milk. A 0.335 M solution of lactose in water has a density of 1.0432 g/mL at 20 degrees Celsius. What is the concentration of this solution in the following units
Calculate the partial pressures of the gases if the total pressure is 2.00atm at a given temperature.
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of BeF_2 please Enter the number of bonding electrons followed by the number of nonbonding electrons
How will this inadvertent transfer affect the calculated solubility product for calcium hydroxide. How will this inadvertent transfer affect the calculated molar solubility for calcium hydroxide
How much heat is required to convert 83 g of nitrogen gas to NO2 at constant temperature and pressure in the presence of excess oxygen
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