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Consider the unbalanced equation for the following reaction:
O2(g) + C6H5COOH(aq) → CO2(g) + H2O(l)
Determine the amount of CO2(g) formed in the reaction if 2.40 moles of C6H5COOH(aq) reacts with an excess of O2(g) and the percent yield of CO2(g) is 52.0%.
calculate the volume in ml of a 1.22 m na2s solution needed to react with 2.75 g of albr3 molar mass 266.7 gmol in the
Does adding a catalyst effect equilibrium? Will it shift towards products if I add a positive catalyst?
calculate the vapor pressure of a solution of glycerol of 265ml in 3.80x102ml of h2o at the normal boiling point of
Consider following cell. SCE stands for the saturated calomel reference electrode, which has a fixed potential of 0.244 volt. Pt|VOSO4 (0.0586 M), V2(SO4)3 (0.190 M), HClO4 (0.0100 M) || SCE Calculate the cell potential.
Seawater contains approximately 3.5% NaCl by mass and has a density of 1.02g/ml. What volume of seawater contains 6.5g of sodium
Problem- A drinking water has a calcium concentration of 17 ppm. What is the pH of this lake. It may or may not help to remember that the atomic weight of calcium is 40.1 g/mol.
What is the theoretical yield of hydrazine, in grams, prepared from the reaction of 125.0 mL of 0.500M NH3(aq) with 25.0mL of 1.70M NaOCl (aq)?
Problem- After equilibrium has been reached, the pressure of C is temporarily increased to 1.500 atm. Calculate the partial pressures of A, B, and C after equilibrium has been reestablished.
Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from the course website, calculate G° at 298 K. kJ (b) Calculate G at 298 K if the reaction mixture consists of 7.3 atm of H2, 5.3 atm of F2, and 0.22 atm of HF.
What quantity of energy, in joules, is required to raise the temperature of 454g of tin from room temperature, 25.0 degree C, to its melting point, 231.9 degrees C
1. Does a force applied to an object always produce motion? What can you figure out about the forces on an object just by observing its motion?
Explain what is the molarity of a solution containing 11.522 grams of KOH in adequate water to make 350mL of solution
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