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A thin sheet of aluminum that has dimensions 0.5 mm : 150 cm : 150 cm is being used as a membrane to purify nitrogen. if the flux of nitrogen through the member is 8.2*10^-7 kg/m^2-s, what is the production rate of nitrogen in g/h?
Cyanic acid (HOCN) and isocyanic acid (HNCO) differ in the position of their electrons, but they are not resonance structures. Explain.
What is the major product when trans-cinnamaldehyde is reacted with cyclohexanone?
Explain fructose solution with a concentration f 80mg/ml, but need to take 3.5L of fructose solution with a concentration of 300 mM.
The standard free energy of activation of a reaction A is 76.9 kJ mol-1 (18.4 kcal mol-1) at 298 K. Reaction B is one hundred million times faster than reaction A at the same temperature
Calculate the maximum non-expansion work that can be gained from the combustion of octane(l) and H2(g) on a per gram and per mole basis under standard conditions.
A solution is made by dissolving 0.0350 mol of HF in enough water to make 1.00L of solution. At 24°C, the osmotic pressure of the solution is .975 atm.
Calculate the mean and standard deviation of w/v percentage of acetic acid and the 95% confidence interval for the mean. Calcium in a mineral was analyzed five times by each of two methods
dissolved in enough water to produce 162.5 mL of solution and that 18.8 mL of this solution is titrated to the stoichiometric point with 14.6 mL of 0.0307 M HCl(aq). What is the percentage purity of the original sample?
Deduce the structure of each alcohol (Structure of A and structure of B)
How many moles of NaF must be added to 100.00mL of 0.15 M HF to prepare a buffer with pH=3.30. Ka(HF)=7.1*10^-4
what is the delta Hrxn, delta Grxn and delta Srxn at 298 K. Ethylbenzene, C6H5--CH2CH3 : delta Ht = -12.5 kJ/mol, delta Gt = 119.7 kJ/mol and S = 255 J/mol*K Styrene, C6H5--CH==CH2 : delta Ht = 103.8 kJ/mol, delta G..
Draw the Lewis structure for each including formal charges and describe in paragraph format how you went about solving the problem and making sure the answer was correct.
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