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A 12 oz can of soft drink (assume m=340g) at 25 deg C is placed in a freezer where the temperature is -12 deg How much C. How much energy must be removed from the soft drink for it to reach this temperature?
question 0.65g of hydrogen chloride hcl is dissolved in water to make 8.0l of solution. what is the of the resulting
What happens to the voltage of this cell as the cell is discharged? Why? a. Voltage increases b. Voltage remains the same c. Voltage decreases d. because product concentrations are increasing
Hypochlorous acid is a weak acid with pKa= 7.41 suppose a 45.00ml sample of 0.240 M HOCL solution is titrated with a 0.250 M standard KOH solution. what is the PH of the equivalence point
The density of a liquid sulfur compound is 1.14 gmL1. This compound contains 23.7% sulfur. How many milliliters of the compound must be burned to obtain 6.40 g of SO2?
Using Curved arrows, draw the formation of the carbocation and halide. Also include a qualitative reaction coordinate diagram for each mechanism.
when a sample of a simple hydrocarboncxhy is burned in oxygen 0.300 g ofco2 and 0.123 g of h2o are isolated.
What mass of barium sulfate is produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron(III) sulfate.
Normalize the total energy eigenfunctions for the three-dimensional box in the intervals 0 ? x ? a, 0 ? y ? b, 0 ? z ? c.
A copper, Cu(s), electrode is immersed in a solution that is 1.00 M in ammonia, NH3, and 1.00 M in tetraamminecopper(II), [Cu(NH3)4]^2+. If a standard hydrogen electrode is used as the cathode, the cell potential, Ecell, is found to be 0.085 V at ..
For the formation of your photchromic imine you use ammonium bromide. Give 2 reasons why you cannot use concentrated HBr.
If the heat of combustion for a specific compound is -1170.0 kJ/mol and its molar mass is 46.49 g/mol, how many grams of this compound must
If each of the following mixtures were analyzed by thin-layer chromatography, which substance would have the largest Rf? The smallest Rf? Explain.
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