What is the rate constant for the reaction
The reactant concentration in a zero-order reaction was 7.00×10-2 M after 155 s and 1.50×10-2 M after 370 s. What is the rate constant for this reaction?
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Calculate the molarity and mole fraction of acetone in a 1.82 molality solution of acetone in ethanol. Density of acetone is .788 g/cm^3.
How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?
A metal sample weighing 45.0 grams and at a temperature of 99.1 degrees Celsius was placed in 38.6 grams of water in a calorimeter at 25.0 degrees Celsius. The calorimeter reached a maximum temperature of 32.8 degrees Celsius. What is the approxim
A graduated cylinder contains 155 mL of water. A 15.0 g piece of iron (density = 7.86 ) and a 20.0 g piece of lead are added. What is the new water level in the cylinder?
At 2000°C the equilibrium constant for the reaction is Kc = 2.4 x 10^3. If the initial concentration of NO is 0.100 M, what are the equilibrium concentrations of NO, N2, and O2?
Consider the titration of 100.0 mL of 0.100 M H2NNH2 (Kb = 3.0 multiplied by 10-6) by 0.200 M HNO3. Calculate the pH of the resulting solution after the following volumes of HNO3 have been added.
A mechanism for the decomposition of ozone. What is the molecularity for the first and second elementary reactions?
Physics two skaters with masses of 65 kg and 45 kg, respectively stand 8.0 m apart each holding one end of a rope.
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