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A 1.2 L flask contains 0.500 mole of ammonia (NH3) at 150°C. Calculate the pressure of the ammonia inside the flask.
Show your work. Show which gas equation you used to solve the problem.
1.explain what it means that the atomic mass of naturally occurring ag is a mixture of its two isotopes forms is
Proteins rich in disulfide bonds often require longer incubation times at higher temperatures before they denature. Why?
when 5.56 mg of terephthalic acid are burned completey in excess oxygen 11.78mg of carbon dioxide and 1.81 mg of water
How many moles of each reactant are used in the epoxidation of cholesterol. Assume the 3-chloroperoxybenzoic acid is 80% pure. The reactants in this experiment were 3-chloroperoxybenzoic + Cholesterol
A copper wire (density = 8.96 g/cm3) has a diameter of 0.27 mm. If a sample of this copper wire has a mass of 35 g, how long is the wire?
Calculate ?Grxn at 298 K under the conditions shown below for the following reaction. SO3(g) + H2O(g) ? H2SO4(l) ?G°= -90.5 kJ P(SO3) = 0.20 atm, P(H2O) = 0.88 atm
For each of the following polyatomic ions, provide a Lewis structure, including resonance if appropriate and all non-zero formal charges. A.) BH4- B.) HCO2- C.) AsCl4- D.) ICl2-
elemental boron as a gas is produced in one industrial process by heating diboron trioxide with magnesium metal also
Approximate the heat of reaction for the following equation using thermodynamic tables: CuO (s) + AgNO3 (aq) Cu(NO3)2 (aq) + Ag2O (s)
If 20.0 mL of 0.12 M cobalt(II) nitrate is reacted with 15.13 mL of 0.097 M sodium phosphate, which of the two reactants will be left over and which will be completely consumed?
what mass of this substance must evaporate in order to freeze 190 of water initially at 24? the heat of fusion of water
How much energy in joules is required to change the energy state
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