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Can somebody please draw tran-cinnamic acid and its resonance structures? Can you also show the reaction and mechanism of trans-cinnamic acid and 2-propanol?
How many grams of K2SO4 are there in 243 grams of an aqueous solution that is 28.7 % by weight K2SO4.
Predict whether each of the following should form a normal or inverse spinel (hint: think about CFSE's): MgV2O4, VMg2O4, NiGa2O4, ZnCr2S4, NiFe2O4, Mn3O4, Fe3O4
polonium - 210 has a half life of 138.4 days decaying by alpha emission. suppose the helium gas originating from the
A 1.000L sample has HCL gas at 25 C and 732.0mm HG was absorbed completely in an aqueous solution that contained 6.954g of Na2CO3and 250.0 g water.
A 1 gram sample of calcium was burned in chlorine to give a 1.95 g sample of pure CaCl2. the energy given off in this reaction was 30.3 kJ. given this information, find the heat of formation of 1 mol of CaCl2
State net equations for the spontaneous redox reactions that take place during the following or none if there is no extensive reaction.
The data obtained are 20.36, 19.98, 20.26, 20.18, 19.72, 19.86% Cl. (a) what is the standard deviation of this data. (b) find the 90% and 99% confidence intervals for the percentage of chloride in the sample. Must show work for credit
The slope of an arrhenius plot between ln k and 1/t for a reaction is -0.66x10^4 K, and the y intercept is 11.25. what is the activation energy and the frequency factor of the reaction respectively?
When the following equation is balanced using the smallest possible integers, what is the number in front of the substance in bold type. Na2S2O3 + I2 ? NaI + Na2S4O6
Calculate the [H+] and pH of a solution made by mixing 30.00mL of 0.238 M CH3COOH with 30.00mL of 0.250 M CH3COONa. (Ka for acetic acid = 1.8x10^-5)
How can you tell that Cobalt(II) iodide is a binary ionic compound formed by a transition metal with more than one ionic charge?
Granite rock has a specific heat capacity of 0.80 J·°C-1·g-1. A 15 g rock was warmed by 202 J of energy from sunlight. What was the increase in temperature of the rock (in °C)?
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