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Depict the structures of the compounds as well as predict whether they can diffuse across a membrane without facilitated diffusion. Define why did you come to the conclusion.
In the tin oxide laboratory activity, what was the color of the vapor emitted when the nitric acid was added to the tin.
Predict the order of elution for benzoic acid and methyl orange in normal phase column chromatography using polar SiO2 as the stationary phase. In other words, which compound should come off the column first? The structures of benzoic acid and met..
In the laboratory a student finds that it takes 96.8 Joules to increase the temperature of 14.3 grams of solid diamond from 24.0 to 38.1 degrees Celsius.
write a nuclear equation to describe the neutron induced fission of u-235 to form xe-134 and sr-100. determine how many
We put the sample 50.0 cm3 0.02 M HCl solution and for the back titration of the acid we needed 25.3 cm3 0.02 M NaOH solution. Calculate the concentration of the ester which reacted.
What mass of solid aluminum hydroxide can be produced when 50.0 mL of 0.288 M Al(NO3)3 is added to 200.0 mL of 0.159 M KOH
producing a mixture of CO and CO2. The total pressure is 0.640 atm. What is the partial pressure of CO?
Describe how you would prepare each of the following aqueous solutions. - 230 g of a solution that is 0.60 molal in Na2CO3 starting with the solid solute.
NaF > MgF2 due to the lower molar mass of NaF. d) Si > SiF4 due to covalent-network bonding in Si, versus dispersion forces in SiF4. e) SiO2 > SeO2 due ionic bonding in SiO2 but not in SeO2.
a) Write the balance equation for the reaction. b) How many moles of O2 are needed to completly react with 4.0 mol of C2H6O? c) If a car produces 88 g of CO2, how many grams of O2 are used up in the reation
CHEM 354 Extended Problems, The variation of EMF for the cell below with temperature is shown in the graph below.
The following reaction is first order with respect to NO and first order with respect to O2, and the rate constant is 5.0 x 104 M-1s-1. What is the rate of the reaction when [NO] = 0.125 M and [O2]=0.250 M
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