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Explain which of the following species is diamagnetic? Depict electron configuration boxes for all species every answer choice as well as explain why it is/isn't the correct answer.
a) F-
b) C
c) Al
d) S-
The work function for metallic rubidium is 2.09eV. Calculate the kinetic energy and the speed of electrons ejected by light with wavelength of (a) 650 nmand (b) 195nm.
Derive the simplest algebraic form of the error propogation equation to evaluate the uncertainty in D ehere D=(m2-m1)/(V2-V1)
What monatomic ions do selenium (Z = 34) and cesium (Z = 55) form? (Type your answer using the format [Cu]+ for Cu+ and [Cu]2+ for Cu2+.)
In the Lewis formula that minimizes formal charge, what is the formal charge on the sulfur atom in sulfur trioxide, SO3?
How many grams of NO2 will be produced when 2.0 L of nitrogen at 840mmHg and 24 C are completely reacted N2+2 O2-----2 NO2 How exactly do you calculate this
A 20.94 g sample of an unknown metal is heated to 99.4 C in a hot water bath. The metal is quickly transferred to 100ml of water at 22.0 C in a coffee cup calorimeter.
chemical engineeringenvironmental engineering 100 assignment 1 1. due september 20 2002 930 a.m. a rocket uses 110l of
Synthesis gas can be made by reacting red-hot coal with steam. Estimate the temperature at which the equilibrium constant for the reaction is equal to 1.
Consider a piece of gold jewelry that weighs 9.78 g and has a volume of 0.680 cm3. The jewelry contains only gold and silver, which have densities of 19.3 g/cm3 and 10.5 g/cm3, respectively.
An aqueous solution has a vapor pressure of 84.0 at 50 . The vapor pressure of pure water at this temperature is 92.6 . What is the concentration of in mass percent?
The density of water vapor at 327.6atm and 776.4K is 133.2gm/dm^3. determine the molar volume Vm of water and the compression factor Z from these data
using a sample of river water sample analyzed for total inorganic carbon ,The river pH= 7.1 and an inorganic C concentration of 6.97 mg C/L.c
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