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Consider the cell described below.Al | Al3+ (1.00 M) || Pb2+ (1.00 M) | Pb
Calculate the cell potential after the reaction has operated long enough for the [Al3+] to have changed by 0.40 mol/L. (Assume T = 25°C.)
A graduated cylinder contains 10.0 of water. What is the new water level after 36.0 of silver metal is submerged in the water.
how many moles of CO2 are produced when 5.40 mol of ethane are burned in an excess of oxygen
what is the wavelength of a photon that has three times as much energy as that of a photon whose wavelength is 779 nm.
Calculate the mass in metric tons of a cube of Au that is 36.1cm on each side? It is given that density of gold- 19.3 g.cm 3 , (1 metric ton-100kg)
what is the concentration of fructose in the resulting solution in uM? C) If you make three serial 1:5 dilutions, using the solution above, what is the concentration of the final solution?
A balloon originally has a volume of 4.39L at 44 C and a pressure of.959atm. The balloon must be cooled to what temperature in order to reduce its volume to 3.78 L?
At what temperature will a gas be at if you allow it to expand from an original 456 mL at 65 celcius to 3.4 L?
A system had 150 kJ of work done on it and its internal energy increased by 60 kJ. How much energy did the system gain or lose as heat?
An aqueous vinegar sample contains 5.4% acetic acid by mass and has a density of 1.006 g/mL. Calculate the amount of acetic acid in grams in 2.00 L of this vinegar. Report your answer using the correct number of signi?cant ?gures.
what is the emperical formula of a compound that is 17.552% Na, 39.696% Cr, and 42,752% O?
There are two reason why the enols of beta-dicarbonyl compounds, such as pentane-2,4-dione are relatively stable. One is that they are conjugated and the pi-electron overlap due to the conjugation provides additional stability.
A solution is prepared by adding 80.0 mL of 0.090 M HBr to 130.0 mL of 0.50 M HI. Calculate the concentrations of all species in this solution. HBr and HI are both considered strong acids.
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