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The A and B reaction has a rate constant of 5 x 10^-2 min^-1 at 25 degrees Celsius. Calculate the concentration of A in the 10th minute of the reaction if [A]0 = 0.15 M.
At 1000K , the value of Kc for the reaction C+H20 CO+ H2 is 3.0*10^-2. Calculate the equilibrium concentrations of H20, CO2, and H2, in a reaction mixture obtained by heating 5.70 mol of steam and an excess of solid carbon in a 5.50 L container.
A graduated cylinder contains 31.0 of water. What is the new water level after 38.0 of silver metal is submerged in the water?
What is the [H3O+] of a solution that is 0.0100 M in HOCl
The amount of H2O2 in 15.8g of hair bleach was determined by titration with a standard potassium permagnate soln. MnO4-(aq)+H2O2(aq)--Mn2+(aq)+O2
a what temperature change would you expect in which 50.0 ml of 2.0m hcl is combined with 80.0 ml of 2.0 m naoh in
Estimate the amount of product that was lost in the filtrate, assuming that the volume of the reaction mixture was 1.0 mL when you collected the product by vacuum filteration.
what is the boiling point of the solution in which you are going to cook spaghetti if it contains 58.0 g of nacl
A tablet containing 500.0 mg of aspirin (acetylsalicylic acid or HC9H7O4) was dissolved in enough water to make 100 mL of solution. Given that Ka = 3.0 × 10-4 for aspirin, what is the pH of the solution
Give the quantitative species inventory for the result of the mixture of the following substances, 2.00 mols Cl2, 1.00 mols Br2, 0.50 mols I2, 0.50 mols NaCl, 1.00 mols NaBr, and 2.00 mols NaI.
Positive reactions were noted in undiluted, 1/2, 1/4. What is the patient's titer.
A gaseous mixture containing 0.160 mol fraction of carbon tetrachloride (CCl4) and 0.840 mol fraction of dry air is initially at 57.0°C and 1133 mmHg. If this mixture is cooled at a constant pressure, at what temperature does the CCl4 first start ..
Determine osmolarity of solution when 25.0 grams of aluminum chloride dissolves in 2.50 liters of H2O.
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