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A hard time understanding redox reactions, how would I balance this equation αCr2O2-7(aq)+βH+(aq)+γCu(s)→δCr3+(aq)+?H2O(l)+κCu2+(aq) I don't get it because its not the same as a regular balance.
What is the ratio of the enantiomeric products? b) What name is given to a mixture of enantiomers present in the ratio determined in part (a)?
The pH of 0.5 M formic acic, HCOOH, is 2.02. Calculate the difference in pH when 6.42 g of HCOONa is added to 390.9 mL of 0.50 M formic acid. Ignore any changes in volume.
What is the empirical formula of cyclopentane? If the molar mass of cyclopentane is 70.1 g/mol, what is its molecular formula?
The standard enthalpy of formation of carbon monoxide is more esothermic than the sum of the standard enthalpies of formation of methane and water.
An air sample contains 0.034% . If the total pressure is 765 , what is the partial pressure of
What volume of water, in gallons would be required to fill a 750 mL container? 1 liter = 0.265 gallon Calculate the volume of millimeters for each of the following
100 moles of water at 70 degrees celsius is brought into thermal contact with 100 moles of a monatomic gas at 20 degrees celsius, and the two substances exchange heat until they reach the same temperature. Assuming that no heat is lost to the surr..
carbon aldoses are there in the L-series? Enter just the numerical value, expressed as a whole number.
How much heat is gained by copper when 51.8 g of copper is warmed from 15.5*C to 76.4*C? The specific heat of copper is 0.385 J/(g x *C)
The concentrated sulfuric acid is 98.0 percent h2so4 by mass. the density of the solution is 1.83 g/ml. the molar mass of h2so4 is 98.08 g/ml.What is the mass of h2so4 in 100.0g of concentrated sulfuric acid solution?
If 22 mL of 5.6 Molarity was spilled, what is the minimum mass of that must be added to the spill to neutralize the acid?
Assuming ideal gas behavior, calculate the mass of (in ) present in the reaction mixture at equilibrium. What is the percent yield of the reaction under these conditions
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