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For a particular redox reaction Cr is oxidized to CrO42- and Fe3 is reduced to Fe2 . Complete and balance the equation for this reaction in basic solution. Phases are optional.
The volume of a sample of gas, initially at 25oC, increase from 158 ml to 450 ml. What is the final temperature (C) if the pressure in the container is kept constant.
how many grams of potassium sulfate are required to make 385 ml of 2.5M solution
What osmotic pressure in atmospheres would you expect for a solution of 0.140M CaCl2 that is separated from pure water by a semipermeable membrane at 310 K?
for the coordination compound crnh34no22 clo43a how many ions will this compound create in aqueous solution ?b what is
Adrenaline is the hormone that triggers the release of extra glucose molecules in times of stress or emergency. A solution of 0.79 g of adrenaline in 33.5 g
A sample of molten iron occupies a volume of 7.11 x 10-3 L. If the density of iron is 7.86 g/cm3, what is the mass of iron in grams in the sample?
Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each of the following transitions.
Consider the following electrochemical cell at 298 K. One compartment contains a 1.00-M solution of silver nitrate. The other compartment contains a saturated solution of silver iodide
Use the following data on oxygen solubility to calculate the enthalpy of reaction for oxygen dissolving into water.
Write the net ionic equation for the neutralization of the bases, magnesium hydroxide, Mg(OH)2 and aluminum hydroxide, Al(OH)3, found in Maalox, for example, with acid (H+).
Synthesizing ethers via acid-catalyzed condensation reactions has limited usefulness. The conditions (sulfuric acid and heat) are also conducive to elimination products. Clarification of Organic Chemistry
At 250C, the equilibrium constant Kp for the reaction PCl5(g) PCl3(g) + Cl2(g) is 1.80. Sufficient PCl5 is put into a reaction vessel to give an initial pressure of 2.74 atm at 250C. Calculate the pressure of PCl5 after the system has reached equi..
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