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What is the lowest possible value of the principal quantum number (n) when the angular momentum quantum number () is 3?
What is the lowest possible value of the angular momentum quantum number () when the magnetic quantum number (m) is -2?
For a solution having 1.00 x 10^-3 equivalents/L total alkalinity (contributions from HCO3-, CO32- and OH-) at [H+] = 4.69 x 10^-11, what is the percentage contribution to alkalinity from CO32-
a female needs to take ibuprofen of 375mg twice daily. the pills in the bottle are each 250 mg. determine how many
Problem- Phosgene is a potent chemical warfare agent that is now outlawed by international agreement. It decomposes by the reaction
One mole of hydrogen at 25c and 1 bar pressure is compressed adiabatically and reversible into a volume of 5 L. Assuming ideal gas behavior, calculate
If 155 of wet is collected over water at 24 and a barometric pressure of 738 , how many grams of have been consumed? (The vapor pressure of water is 22.38 .)
calculate the unknown concentration for the analyte noted as (xM) from the potential data given at 25 oC Pt/Fe 2+ (0.05 M)//Ag+ (xM) /Ag.
a nonelectrolyte compound nbspof 33.8 g is dissolved in 160.0 grams of a solvent that has a normal freezing point 27.7
Arrange the following elements in order of INCREASING atomic size AND explain how you know the order
A rain sample has a delta value of 18O of -7 0/00 What is the 18O/16O value (R sample) of the sample, if R SMOW = 0.0020052? Does this have something to do with (Rsample-Rstd)/Rstd x1000
What amount of solid NaOH must be added to 1.0 L of a 0.13 M H2CO3 solution to produce a solution with [H+]= 3.4×10-11 M ? There is no significant volume change as the result of the addition of the solid.
The saturated solutions of Ca(OH)2 contain a white solid which was removed by filtering. What is this solid? If it were not removed, how would it affect the calculated (observed) values for Ksp and solubility of Ca(OH)2?
a)white the mathematical expression for the equilibrum constant,keq,as a function of the concentrations of the products and reactants for this reaction b)provide two specific ways whereby the le chatelier principle may be applied to this equilibri..
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