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A 1.30 gram sample of dry ice is added to a 755mL flask containing nitrogen gas at a temperature of 25.0 degrees Celsius and a pressure of 725 mmHg. The dry ice is allowed to sublime and the mixture is allowed to return to 25.0 degrees Celsius. what is the total pressure in the flask?
a compound contains only carbon hydrogen and oxygen. combustion of 0.01068 g of the compound yields 0.01601 g of co2
Without referring to a periodic table, write the electron configuration of the elements with the following atomic numbers Z=9, Z=20, Z=26,Z=33
would be decomposed by a complete reaction with one drop of water? Assume that 1 drop ~ 0.05 mL. If you started with 0.4 g of trityl fluoborate, how much of it would have been left?
What volume of carbon dioxide (CO2) will be produced if 2.90 moles of iron (Fe) is produced?
Draw any one of the skeletal structure of a secondary alkyl bromide with a molecular formula C6H13Br and two stereogenic centers. Indicate chirality by using wedge and hash wedged notation.
Catalysis refers to a chemical process in which the rate of a reaction is affected by the presence of a substance that is neither a reactant nor a product in the reaction
Which of the following correctly shows the oxidation numbers for each of the elements in H2PO4?, I2, and Al(OH)4
Suppose that a sample of gas occupies 192 mL of volume at 25C and a pressure of 206 torr. What would be the volume if the pressure were changed to 506 torr at 25C.
The pressure in a sealed plastic container is 108 kPa at 41C. What is the pressure when the temperature drops to 22C? Assume that the volume has not changed.
How much corn syrup and how much water would you need to combine to create 500 ml of 10% corn syrup solution? Explain
In an experiment, 0.32 mol H2 and 0.32 mol I2 are mixed in a 1.00-L container, and the reaction forms HI. If Kc = 49. for this reaction, what is the equilibrium concentration of HI?I2(g) + H2(g) 2HI(g)
The solubility product of lead chromate is 2.0x10^-16 calculate the solubility in moles per liter of lead chromate in each of the following solutions:
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