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Calculate the average formal charge on an oxygen atom in the structure of the phosphate ion that minimizes formal charges, such as demonstrated in Part A.
given that the molar enthalpy of vaporization delta h for H2O(l) is 44kj at 298k, what is the standerd enthalpy change for the reaction 2H20(G)+ O2(g)---->2H2O(G)?
How does the answer for part (a) change if the gas of interest is He? c) What is the largest molecular mass that is capable of escaping Earth's surface at 298 K?
A solution is prepared by dissolving 13.3 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 11.50 mL sample of this stock solution
The Henry's Law Constant for O2 in water at 20 C is 1.28x10-3mol/(L atm). How many grams of O2 will dissolve in 2.0L of H2O that is in contact with air where partial pressure of O2 is 0.209atm?
The volume of potassium permanganate required to titrate 10 mL of the new hydrogen peroxide (mL):20mL (c) Calculate the concentration of H2O2 from the volume of KMnO4 used and the stoichiometry of the reaction (MW of H2O2 is 34.01).
A benzylic carbocation is generated under the conditions of part A. would the presence of a para CH3O- group on the benzene ring
What mass of water (in g) would need to evaporate from your skin in order to dissipate 0.8 x 10 5 J of heat from your body?
Explain why the C=C stretching mode gives rise to a rather weak IR band in 1-methylcyclohexane, while in its isomer
If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
You are given the following data. S(s) + 3/2 O2(g) → SO3(g) ΔH = -395.2 kJ 2 SO2(g) + O2(g) → 2 SO3(g) ΔH = -198.2 kJ Calculate ΔH
A balloon has a volume of 3.00 liters and a temperature of 56.0 celcius.if the volume increases to 7.00 liters, what is the new temperature in celcius?
What are the masses of CO and CO2 in the tank and what are the partial pressures of each of the three gases at 24C?
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