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The energy levels the electron can occupy in theHe+ ion can be calculated using the energy level equation. Calculate the energy in kJ/mol of the electron when it isin the n= 5.00 level. If the energy change is negative, include the minus sign. Express answer in scientific notation.
Concentrated hydrochloric acid, HCl, has a composition of 37.5 %. The solutes molar mass is 36.461 g/mol. You may assume the molar mass of water is 18.015g/mol.
Describe how adding a solution of koh to the original sulfide precipitate results in the seperation of SN4+ ion from the other group II cation
A heat of fusion of dethyl ether ((CH3)2(CH2)2O) is 185.4 kJ/MOL. Calculate the change in entrophy when 72g of diethyl ether melts at -117.4 Celcius.
what is the percent yield of a reaction in which 298 g phosphorus trichloride reacts with excess water to form 135 g
The most prominent line in the spectrum of Neon is found at 865.438 nm. Other lines are found at 837.761 nm, 878.062 nm, 873.375 nm, and 1885.387 nm.
Explain how effective clean coal technologies are with regard to reduction in carbon dioxide pollution levels and minimization of the carbon footprint.
The rate of reaction is 1.6 X 10-8 mol/L.min when the nitrogen oxide concentration is 0.020 M and the bromine concentration is 0.030 M. What is the value of K
Draw the lowest energy conformation of 3-ethyl-2,4,4-trimethylheptane, depicting the C3-C4 bond on a sawhorse.
What are the advantages of the Stock system of nomenclature over the former one?
what is the value of 8.16612667E-008 and 4.6957301E-009? also, how do you write these numbers in scientific notation: -0.0109708572, 0.00274273724, and -10970857.2
For the following reaction, KOH(s)+SO2(g)=KHSO3(s), if 0.5 g of each reactant were allowed to react with each other... which of the following answer choices apply to finishing the above question 1. more than one gram of product would result
Draw Newman projections for the 6 rotational isomers of 3-methylpentane visualizing and draw the two chair conformations for trans-2,3-dimethyl cyclohexane
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