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Circle all the stereo genie centers. Do any have a plane of symmetry? Which ones are chiral and a chiral?
a tire has a pressure of 780 mmhg at 27degc. if the tire is heated to 47degc on hot pavement what the new pressure will
How many grams of acetic acid is this. If the mass of analyte is 10.20 grams, what is the mass % of acetic acid in the analyte
A solution of acid was found to have a hydrogen ion concentration of 0.03 mol dm-3 what is the pH of the solution?
How much heat is absorbed by 15.5g of water when its temperature is increased 20.0C to 50.0C?The specific heat of water is 4.184J/(g.C)
A buffer (pH 3.70) was prepared by mixing 1.00 mole of formic acid and 1.00 mole of sodium formate to form an aqueous solution with a total volume of 1.00 L. To 400 mL of this solution was added 50.0 mL of 1.00 M NaOH. What is the pH of this solut..
It takes 30.80ml of hydrochloric acid to neutralize 16.20 liter of 0.150 molars of magnesium hydroxide. determine the molality of the acid
The boiling point of methanol is 72.2o C. The molar boiling point elevation constant for methanol is 2.7o C/m. What is the boiling point (in oC) of a solution prepared by dissolving 50g of acidic acid C2H4O2 in 100g of methanol? (Tbo =94.7oC)
Ammonium carbamate can dissociate into gases at 25 C according to the reaction: NH2COONH4(s) 2NH3(g) + CO2(g) If sufficient ammonium carbamate is sealed in a flask, the total pressure will be 0.117 atm at equilibrium. What is the value of Kp at ..
A certain metal, M, forms two oxides, M2O and MO. If the percent by mass of M in M2O is 73.4%, what is its percent by mass in MO?
Calculate the pH at the equivalence point for titrating 0.170 solutions of each of the following bases with 0.170 M HBr
calculate in kj the standard enthalpy change for the hydrogenation of ethyne acetylene to ethaneh-cequivc-hg 2h2g
Suppose that the reaction A---> products is exothermic and has an activation barrier of 75kJ/mol. Sketch an energy diagram showing the energy of the reaction as a function of the progress of the reaction. Draw a second energy curve showing the eff..
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