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How do you balance the below equation and identify the oxidized and the oxidizing agent?
Cu + HNO3 --> Cu(NO3)2 + NO2 +H2O
When 2.8>g of NaOH were dissolved in 53.8>g of water in a calorimeter at 24.4oC, the temperature of the solution went up to 38.6oC. Find the value of delta H for one mole of NaOH.
If I start adding the K2CO3/NaOH mixture to my solution of metals, how much would I have to add before the FIRST precipitate formed? You may ignore the added volume from the K2CO3/NaOH mixture and consider the volume to be constant during the prec..
Explain which is the easiest hydrocarbon to be oxidized by KMnO4 solution. Define which is the most reactive towards liquid bromine. This is the choices of hydrocarbon: toluene, hexane, cyclohexane and cyclohexene
How many liters of air must pass over a sample of the compound at 25 degrees C to vaporize 1.0 mg of it
question how many kilojoules of heat energy would be liberated if 220.6 g of propane were combusted in the presence of
2 solution are mixed: 100 ml of 0.0020 M HBr(aq) with 100.00 ml of 0.0015 M Ca(OH)2(aq). What is the pH of the resulting solution
find the density and specific volume of air over the range of normal room conditions. take barometric pressure to vary
when 50.0 g of Copper are reacted with silver nitrate solution Cu + 2AgNo3 - Cu(No3)2 +2 Ag 148 g of silver are obtained. what is the percent yeild of silver obtained?
What volume of 0.10 M KMnO4 solution would be required to oxidize 20 mL of 0.10 M FeSO4 solution in acidic solution? Fe2+ is oxidized to Fe3+ and one of the reduction products is Mn+2.
The data below were taken to calibrate the instrument. An unknown protein sample gave an absorbance of 0.867. Calculate the mass (micrograms) of protein in the unknown.
two samples of calcium flouride are decomposed into their constituent elements. the first sample produced 1.64 g of
Calculate the Î"S for a gas in a closed system that is an ideal monatomic gas initially at P= 5 atm, V=5L, and T = 310 K which expands to V= 10 L and its temperature is increased to 390 K
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