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A certain quantum mechanical system (NOT the hydrogen atom) has the energy levels shown in the diagram below. The energy levels are indexed by a single quantum number n that is an integer.
Find the molar mass of the compound. The reezing point of benzene is 5.49 degree celcius.
A mixture is prepared from 15.0 l of ammonia and 15.0 l chlorine measured at the same conditions these compounds react according to the following equation 2NH3+3Cl2---> N2+6HCl When the reaction is completed what is the volume of each gas
Triethylamine, (ch3ch2)3n, is a liquid that boils at 89C and has a viscosity of about 4 x10^-4 kg/ms. Explain the differences in properties of these two componds.
Is dissolving KHT at 25.0 celsius spontaneous or non spontaneous; is there a temperature for this system where delta G=0?
75.0 mL of a 1.80 M solution is diluted to a volume of 258 mL. A 129-mL portion of that solution is diluted using 187 mL of water.
Calculate the mass of silver chloride in grams required to make 5.6 grams of silver plating?
The enzyme triose phosphate isomerase catalyzes the isomerization of dihydroxyacetone phosphate. What is the product of this reaction
Calculate the potential delivered by a voltaic cell operating by the following reaction if all of the dissolved species have a concentration of 0.035 and the pressure of H2 (g) is 1.00 atm.
Imagine that you have a 6.50L gas tank and a 2.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
in other words, why isn't the tetra-alkylated ortri-alkylated product formed? What are the two other isomers (structure and name) that are possible of forming?
KOH are diluted to 1L to give the same species produced by Al(OH)3. Write mass balance equations for aluminum and potassium.
The compound, an eight-carbon alkane, serves as the 100 octane standard for gasoline. It has five methyl groups, one quaternary carbon, tests negative for C-C double bonds and gives four monochloro substitution products
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