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How to determine boiling point based only off of a molecule such as NH3
calculate the gasphase proton affinity of NH3. The lattice energy of NH4Cl may be estimated from Kapustinskii's formula using rN-Cl = 3.50 Å.
The reaction between sulfur dioxide and oxygen is exothermic. 2 SO2 (g) + O2 (g) 2 SO3 (g) Which of the following factors will cause the equilibrium to be shifted to the right
Solid lithium hydroxide is used in space vehicles to remove the carbon dioxide exhaled by astronauts. The lithium hydroxide reacts with gaseous carbon dioxide.
What is the composition in mole fractions of a solution that has a vapor pressure of 39 at 20 ? Express your answer using two significant figures.
A buffer is prepared with 0.0400 moles of an acid (Ka=1.5x10^-4) and .025 moles of base and 400 mL water. Calculate the pH.
A hypothetical element has a BCC crystal structure, an atomic radius of 0.149 nm and an atomic weight of 96.03 g/mol. What is the density of this element
Next, 1.50 g of this sodium salt was dissolved in water and diluted to 50.0 mL. Identify the dissolved substance: Is it an acid, a base, or is it amphiprotic. Calculate the pH of the solution.
Write a stepwise mechanism using arrows to show movement of electrons for the reaction of 1-butyne with hydrogen bromide to produce 2,2-dibromobutane. CH3CH2CCH + 2HBr --------->CH3CH2CBr2CH3
If the intracellular concentration of fructose 1, 6-bisphosphate at equilibrium (ΔG = 0) was 10 mM, what would be the predicted concentration of the products?
100 mL of 0.200 M HCl is titrated with 0.250 M NaOH .What is the pH of the solution at the equivalence point?Express the pH numerically.
the idea of using the pressure at the bottom of the naoh tank to drive the flow of NAOH to where it will join the HCL
The barometer in the lab has a 626mm column of mercury and the thermometer reads 26degrees celsius. Given that air is 78% by volume nitrogen, what is the density of nitrogen in the lab. Can you do your experiment or should you just go home
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