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a gas mixture contains 5.6 g of N2, 1.4g of h2, and 27.6 of CH4. What is the mole fraction of h2 in the mixture
For each reaction below, (a) identify the oxidation states of the atoms and (b) identify the oxidant, reductant, species oxidized, and species reduced.
In the second step of the wrinkler method, the Mn(OH)3 is acidified to give Mn3+ and iodide ion is added. Does Mn3+ spontaneously oxidize I-? Write the balanced chemical euqtion for its reaction with I- and use the standart electrode potentials to..
For a mixture of two gases, consisting of 1.00 mol of C2H6 and 1.00 mol of Kr, at a total pressure is 4.50 atm, what is the partial pressure of C2H6?
A sheet of aluminum foil has a total area of 1.000 ft^2 and a mass of 3.626g. What is the thickness of the foil in millimeters (density of AL = 2.699 g/cm^3)?
Find the partial pressure and concentration of Nitrogen, Oxygen, and Carbon dioxide.
A quantity of N2 is kept in a 12.8 L contianer at a temperature of 42 C and at pressure of 4.7 atm. how many grams of N2 are in the container?
What is the volume of one mole of hydrogen gas at 273 K and 760 torr? What is the volume of one mole of oxygen gas under the same conditions?
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all species. For the reaction C2H6 (g)+ H2 (g) -> 2CH4
What is formed when benzene is reacted with Br2 then FeBr3? Then that molecule is reacted with Mg then CO2 then H
Allyl sulfide, C6H10S, is a compound that has the odor of garlic. How many sulfur atoms are in 23.2 g of C6H10S?
Intermolecular interactions can be classed as either: strong, moderate, or weak. Give two examples for each class and give approximate values for the magnitude
What is the concentration (in M) of the nitrate ion when 18.4 mL of a 0.744 M solution of sodium nitrate is combined with 15.9 mL of a 0.734 M solution of copper(II) nitrate? Assume the volumes are additive.
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