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Consider a calorimeter that has a Ccup value of 50 J oC-1. If this calorimeter increases in temperature by 11.4 oC, how much energy, in kJ, was absorbed by the cup? Report your answer to two decimal places. Do not include units when you type in your answer.
a 3.00 l flask is filled with gaseous ammonianh3. the gas pressure measured at 20.0 degrees c is 1.95 atm. assuming
The freezing point of blood is -0.52C. (a) What is the osmotic pressure of the blood at 25C? (b) What is the vapor pressure lowering of the blood at this temperature?
calculate the reaction rate of potassium iodide and hydrogen peroxide to include the order of reaction.
Acetone (nail polish remover) has a density of 0.7857 g/cm^3. a. What is the mass, in g, of 28.56 mL of acetone? b. What is the volume, in mL, of 6.54 g of acetone?
a 95.0 gram piece of ice at 0.0 degrees celcius is added to a sample of water at 8.0 degrees celcius. all of the ice
A 2.00g sample of a particular compound was dissolved in 15.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85 Celcuis.
a predict the order of elution of a mixture of biphenyl benzoicacid triphenylmethanol methyl benzoate from a silica
What would happen to the available water of a 44% sucrose solution if it were entirely converted to glucose and fructose
Draw a Newman projection of the most stable conformation of (2R, 3S)-dibromobutane sighting down the C2-C3 bond.
why do firefighters recommend the use of a deluging volume of water when extinguishing an oxidizer-supported fire? what
Calculate the standard emf of a cell that uses the Mg/Mg^2+ and Cu/Cu^2+ half cell reactions at 25?C. Write the equation for the cell reaction that occurs standard-state conditions.
An experiment shows that a 247 mL gas sample has a mass of 0.432 g at a pressure of 747 mmHg and a temperature of 28 degrees celcius.What is the molar mass of the gas?
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