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According to the kinetic theory of gases, the pressure of a gas is due to:
A) change of kinetic energy of molecules as they strike the wall
B) change of momentum of molecules as they strike the wall
C) average kinetic energy of the molecules
D) force of repulsion between the molecules
E) rms speed of the molecules
The oxygen content is analogous in the basalt and granite. The basalt assimilates granite in the proportions of 1%, 2%, and 5% What are the O ans Sr isotopic compositions of the contaminated magmas
The value of Ksp for silver carbonate, Ag^2CO^3, is 8.10 X 10^-12 . Calculate the solubility of Ag^2CO^3 in grams per liter.
Calculate the energy in kJ/mol needed to remove the electron from n=1 in a mole of hydrogen atoms. what is this energy called?
at 25degc hydrogen iodide breaks down very slowly to hydrogen and iodine ratekhi2. the rate constant at 25degc is 2.4
Sketch a qualitative MO diagram for [Ni(NH3)6]2+ and identify the portion of the diagram considered by crystal-field theory. Imagine the ammonia ligands were all exchanged with a pi-donor ligand
Determine the frequencies that hydrogen atoms emit in transitions from n = 6 and n = 5 levels to the n = 3 level. For the H atom, En = -2.18E-18(1/n2) J.
A gas has a volume of 5.60 at 0. What is the tempatuer in degrees celsius if the volume is 200mL
dinitrogen pentaoxide has 8.24 x10^20 molcules, how many gram of dinitrogen pentaoxide prsent
how much heat is required to convert 27.0 g of ethanol at 23 c to the vapor phase at 78 c in kj? ethanol c2h5oh boils
a graduated cylinder contains 18.5 of water. what is the new water level after 32.0 of silver metal with a density of
The Coal is fed with 200% excess water ( excess is calculated with respect to CO formation) 100% of coal is consumed. the selectivity to CO (with respect to CO2) is 1:1 the functional conversion of the CO is 50% what is the final gas composition. ..
30 g of carbon are burned in a closed container under conditions of low oxygen. 70 g of carbon oxide forms. how much
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