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The density of aluminum is 2.702g/cm3. What is the final liquid level of water if 32.04g of aluminum is dropped into a graduated cylinder containing 15.90mL of water?
What is the maximum amount of Cl2 that can be produced by this reaction. Calculate the amount of excess reactant.
Why would the densities of the aqueous and organic phases be rather close. How is that possible.
How many grams is that. How long can one 100W light bulb run off of one gram of U235.
12.0 moles of gas are in a 3.00L tank at 22.7C. Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constants for methane are a=2.300L^2*atm/mol^2 and b=0.0430 L/mol.
A 250-L tank is evacuated and connected to a 50.0-L bulb filled with compressed argon. After they are joined, the pressure in the bulb falls to 2.20 atm.
When a person experiencing heartburn takes a dose of an antacid drug, like Tums or Rolaids, a neutralization reaction occurs in the stomach. How is it chemically possible for the stomach acid to remain acidic even after the neutralization reaction..
A mixture of 13.1 grams of Zn and 22.0 g I2 is reacted to completion in a closed, evacuated container. What are the contents of the contianer after this reaction
An insulated tank is divided into two equal parts. Both halves contain the same ideal gas but one is at 300K and 2 bar while the other one is at 1 bar.
The fluorescence of the diluted sample solution was found, by the working curve method, to correspond to a salicylate ion concentration of 4.80 x 10^-5 M. Calculate the % acetylsalicylic acid in the aspirin tablet.
not enough air is pumped into a raft to completely fill it out. the atmospheric pressure is 14.7 psi. what is the pressure of the air inside the raft?
A gas mixture contains helium and oxygen at partial pressures of 255 torr and 0.450 atm.What is the total pressure in mmHg of the mixture after it is placed in a container one-half the volume of the original container? (Temperature remains constan..
In which of the following reactions does an instantaneous increase in the volume of the reaction vessel favor formation of the products
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