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Assuming Stokes behavior, calculate the terminal settling velocity in standard air for the following particles: a. diameter = 10 micrometers, specific gravity =1.2; and b. diameter = 4 micrometers, specific gravity = 2.0. Show work.
A mixture containing 3.9 moles of NO and .94 moles of CO_2 was allowed to react in a flask at a certain temperature according to the equation
calculate the expected change in temperature for 4.5 g of nh4no3 dissolved in 100.0 ml of h2o.assume that the
When atoms of the hypothetical element X are placed together, they rapidly undergo reaction to form the X2 molecule: Would you predict that this reaction is exothermic or endothermic. Explain.
Using a flow diagram, show the separation of a mixture containing p-bromoacetanilide, N-cyclopentyl-N-methyl-N-propylamine (N means the group is attached to the nitrogen of the amine) and m-nitrophenol. Specify the organic solvent and aqueous
When heated, lithium reacts with nitrogen to form lithium nitride. What is the percent yield of the reaction if 13.9 of Li is heated with 33.3 g of N2 and the actual yield of Li3n is 6.64 g?
How many electrons are there in the pi antibonding orbitals of the (N2)+, (C2)2+, (Br2)2+ and (O2)+ cations
This process is an example of sublimation. d) This process is an example of freezing. e) This process is an example of condensation.
a satellite is placed in orbit 100 km above the surface of the earth radius 6370 km mass 5.98 x 1024 kg.a. what is
a 100.0-g sample of water at 27.0 oc is poured into a 75.0-g sample of water at 89.0 oc. what will be the final
10.2 g of ice at -4.8oC is added to 164 mL of water at 50.1oC. What is the final temperature (oC) of the mixture
Bearing in mind the Jahn-Teller theorem, rank the following compounds in terms of their degree of deviation from idealized octahedral structure: [Cr(CN)6]4-, [Cu(H2O)6]2+, and [Cr(OH2)6]3+. Explain your reasoning.
The good professor accidently grabs the Na2HPO4 bottle. What pH did professor Whoops expect the solution to be. what was the actual pH of the solution as made
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