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If 45.0 ml of silver nitrate solution reacts with excess potassium chloride solution to yield 0.595 g of precipitate, what is the molarity of silver ion in the original solution.
For each of the following experimental or calculations errors, tell of the calculated value of R, writte if would be too high, too low or unchanged.
If a reaction mixture initially contains 0.159 M SO2Cl2 , what is the equilibrium concentration of Cl2 at 227 C?
What happens to the voltage of this cell as the cell is discharged? Why? a. Voltage increases b. Voltage remains the same c. Voltage decreases d. because product concentrations are increasing
Calculate the mass of urea that should be dissolved in 225 g of water at 35°C to produce a solution with a vapor pressure of 37.1 mmHg.
The heat of vaporization of water at this temperature is 574 cal/g. We normally do not sweat this much. Explain what is wrong with this calculation?
A buffer solutions contains .120 M acetic acid and 0.150 M sodium acetate. How many moles of acetic acid and of sodium acetate are present in 50.0 ml of solution ? = 0.0075 moles.
Provide a structure for the following compound
CO2 Dissociation by means of electronic excitation. Using Fig. 5-6, calculate the decrease in energy thresh- old of the CO2 dissociation through electronic excitation related to preliminary vibrational excitation
Balance the following equation in basic solution. indicate which reactant becomes oxidized during the reaction, which reactant becomes reduced
How many grams of no2 will be produced when 5.00 moles of NO react?
In a titration experiment 26.1 mL of 0.807 M HCOOH neutralizes 22.7 mL of Ba(OH)2. What is the concentration of the Ba(Oh)2 solution
Which of the following hast the greatest buffer capacity. a)0.40 M CH3COONa/0.20 N CH3COOH, b) 0.40 M CH3COONa/0.60 M CH3COOH, and c) 0.30 M CH3COONa/0.60 M CH3COOH
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