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The ratio of numbers of mole of kmno4 and k2cr2o7 required to oxidised 0.1 mole sn2+ and sn4+ in acidic medium
Calculate the cell potential at 298 K of the galvanic cell below. Assume no current draw and a perfect salt bridge. Pt(s)| Cu2+ (0.05 M), Cu+ (0.50) || Fe2+ (0.01 M), Fe3+ (0.10 M) | Pt(s)
A piece of solid carbon dioxide, with a mass of 7.8g is placed in a 4.0L otherwise empty container at 27 deg C. What is the pressure in the container after all the carbon dioxide vaporizes?
Problem- Change these word equations into formula equations and balance them. Be sure to use the proper symbols to indicate the state of each substance, as given.
Calculate the pH of the following solutions with the given [H+] or [OH-] and indicate whether the solution is acidic or basic
It takes 12.0 minutes for 1.00 L of N2 (g) to diffuse through a pin hole. Suppose it takes 30.0 minutes for 2.00 L of gas X to diffuse through the same hole under the same condition, what is the molar mass of gas X
What is the change in chemical potential of any pure liquid when it vaporizes at its normal boiling point
Draw the structure for the major Diels-Alder product of the reaction betwen 1,3-cyclohexadiene and fumaric acid, the trans isomer of maleic acid.
Metals such as magnesium and zinc react with dilute sulfuric acid to give hydrogen, according to the equation: M (s) + H2SO4 (aq) -------> MSO4 (aq) + H2 (g) When 5.00 g of a mixture of powdered magnesium and zinc were dissolved in diluted sulfuri..
Phosphorus-32 has a half-life of 14.0 days. Starting with 2.00g of P^32, how many grams will remain after 70.0 days? Express your answer numerically in grams.
Assuming that the volume of a solid or liquid was independent of the external pressure, we deduced that there was no change in the Gibbs free energy of a solid or liquid when the pressure is changed.
Which of the subsequent atoms with the specified electronic configurations would have the lowest first ionization energy
A synthesis gas analyzing 6.4% CO2, 0.2% O2, 40.0% CO, and 50.8% H2, (the balance is N2), is burned with 40% dry excess air. What is the composition of the flue gas
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