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A mixture of He, Ne, and Ar has a pressure of 21.7 atm at 28.0 °C. If the partial pressure of He is 2.66 atm and that of Ar is 1.71 atm, what is the partial pressure of Ne?
If the total pressure in the cylinder is 2430 mmHg, what is the partial pressure of each of the components? Assume constant temperature.
calculate the mole fraction of ethanol ch3ch2oh molar mass 46.0 gmol in a solution that contains 46 g of ethanol and
It takes 12 hours for half of the He in a container to leak out. If the same container is refilled with Ne, how long will it take for half of the Ne to leak out
pseudoepedrine to metamphetamine? the entire mechanism withthe substitutions and movement of electrons with explanation
What is the %Cu (by mass) in the metal oxide product formed when Cu2CO3(OH)2 decomposes upon heating above 200°C
Which of the above sets of quantum numbers could possibly describe an electron in the ground-state configurations of boron
What are the normal freezing points and boiling points of the following solutions. (a) 19.2 g NaCl in 193 mL of water freezing point °C boiling point °C (b) 14.6 g of urea in 67.1 mL of water freezing point °C boiling point °C
Compute the equilibrium constant (keq) for the reaction of equimolar amounts of acetophenone as well as sodium hydroxide to generate the enolate. 2.905 g of acetophenone and 15mL of sodium hydroxide were used
The pOH of a solution is 9.4 . Calculate the hydrogen ion concentration of the soltution. What mass of KOH is necessary to prepare 800.0ml of a solution having a pH = 11.56
Which of the following chlorides is the most ionic? Please explain a) CH2Cl2 b) SiCl4 c) SCl2 d) PbCl2 Please expalin
Question - Predict the products formed when an aqueous solution of aluminum sulfate is electrolyzed between aluminum electrodes.
mgnh4po4.6h2o loses h2o stepwise as it is heated. between 40c and 60c the monohydrate mgnh4po4.h2o is formed and above
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