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Given the reaction X(aq) 3Y(aq) <===> 2Z(aq). Suppose the initial [X] is 0.55M and [Y] is 0.80 M. After equilibrium is reached, [X] = 0.35M. Calculate the Keq (Kc) for this reaction.
How many moles of benzoic acid did you use in this reaction. How many moles of methanol did you use. Why was this particular molar ratio of reactants chosen
An increase in the temperature of the reactants causes an increase in the rate of reaction. The best explanation for this behavior is that as the temperature increases
Why is modulating ligand concentration not sufficient for adequate control of signaling in an organism? Sketch a diagram of a G-protein coupled receptor cascade, and indicate the possible actions that can be taken by a cell to inhibit the signal.
E85 fuel is a mixture of ethanol and gasoline. What mass in kilograms of E85 (d=0.758g/mL) can be contained in a 14.0 L gallon tank.
What are the equilibrium partial pressures of CO and CO2 if CO is the only gas present initially, at a partial pressure of 0.988 atm?
The dissolution of ammonium nitrate occurs spontaneosly in water 25 degrees celcius. As NH4NO3 dissolves, the temperature of the water decreases. What are the signs of Delta H, Delta S, and Delta G for this process
The endpoint in the titration is "overshot" A. is the reported molar concentration of the hydrochloric acid solution too high or too low. EXPLAIN
How many grams of Oxygen gas are required if It is desired to inflate a baggie with 842 milliliters volume by filling it with O2 gas at 1.21 atm pressure and a 306 K.temperature ?
a 12-gram mixture of methane ch4 and ethane c2h6 is completely combusted in oxygen. if the total mass of co2 produced
Orange juice is an aqueous solution that derives much of it's acidity from citric acid. There are variations in the acidity of each brand depending on many factors. Use the data below from an acid-base titration
a 1.150g of the hydrated salt ZnSO4. XH2O is dissolved in water and the sulfate ion is precipitated by adding an excess of BaCl2 solution. The mass of Pure and Dry BaSO4 precipitated obtained is 0.9335g. What is the formula of the zinc sulfate hyd..
Let x1 and x2 represent the mole fractions of 1-propanol and 2-propanol in a liquid mixture, respectively and y1 and y2 represent the mole fractions of each in the vapor phase. For a solution of these liquids with x1=.680, calculate the composition..
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