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Problem- In the following unbalanced reaction, what is the total decrease in oxidation number for the reduced element?
HNO3 + HI -> NO + I2 + H2O
Please provide the answer of the given question on urgent basis
Preliminary with 2-methylpropane outline a synthesis of each of the following the work in dash formula 1) Isobutyl bromide
Combustion of 15.85 mg terephthalic acid produces 33.58 mg CO2and 5.16 mg H2O. If 0.250mol of terephthalic acid has a mass of 41.5 g, determine the molecular formula of terephthalic acid.
As part of a soil analysis on a plot of land, you want to determine the ammonium content using gravimetric analysis with sodium tetraphenylborate, Na B(C6H5)4-. Unfortunately, the amount of potassium, which also precipitates with sodium tetrapheny..
A mixture of CaCO3 and CaO weighing 0.705 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.474 g.
2.50 mol NOCl was placed in a 2.50 L reaction vessel at 400deg C. after equilibrium was established, it was found that 28 percent of the NOCl had dissociated according to the equation
calculate the mass of a single column of atmosphere over a 1 m^2 surface area on the planet. Assume that the planet is a smooth sphere with no variations in landscape such as mountains or valleys
estimate the amount of carbon dioxide (in tonnes) that is consumed over a 6-month period by the forest, assuming trees are 50% glucose and 50% water. How much sunlight (in GJ) has the forest absorbed in that period?
Problem- Predict the ideal solubility (in terms of mole fraction) of lead in bismuth at 280 oC given that its melting point is 327 oC and its enthalpy of fusion is 5.2 kJ/mol. At this ideal solubility, what mass of lead dissolves in 1 kg of bismut..
make a reversible isobaric expansion to state B: (V=44.8L). make a reversible isochoric expansion to C: (p=0.5atm), and finally makes a reversible isothermal compression back to A.
Three gases, nitrogen, helium, and krypton are confined in a 9.00 L vessel at a pressure of 7.00 atm. The vessel contains 5.00 moles of nitrogen, 2.00 moles of helium, and 2.00 moles of krypton. What is the partial pressure of helium
whats the ph of a solution of 1000 mg of vitamin C (176.1 g/mol) in water (Ka = 8*10^5) diluted to 254 mL
normally supplied in metal containers under pressure the fuel exists as a mixture of liquid and gas so high
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