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The pressure of 6.0 L of an ideal gas in a flexible container is decreased to one-eighth of its original pressure, and its absolute temperature is decreased to one-fourth of the original. What is the final volume of the gas?
25g of a hydrocarbon undergoes complete combustion leading to the formation of 77 g of CO2. What is the % of carbon in the hydrocarbon?
an aqueous solution is prepared by diluting 3.30mL acetone, CH3COH3, (d= 0.789g/mL) with water to a final volumeof 75.0 mL. The density of the solution is 0.993 g/mL. what are the molarity and the molality of acetone in this solution?
One method used to store energy during times of low demand is by pumping water uphill into a reservoir. When energy demand exceeds the output produced by power plants
Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions
After the reaction comes to equilibrium, an additional 1.00g of O2(g) is added to the system. What is the expected partial pressure of SO2(g) then?
Distilled water in the same tube gave a reading of +0.016 degrees. Calculate the specific rotation for the compound.
how much of heat is gained by nickel when 500 g of nickel is warmed from 22.4 to 58.4C?
Aluminum will react with bromine to form aluminum bromide (Al2Br6). How many moles of Al are needed to form 28.0 mol of Al2Br6?
A 25.72 mL sample of a 0.200 M solution of barium nitrate is mixed with 11.19 mL of a 0.250 M solution of potassium sulfate. Assuming that all ionic species are completely dissociated
A 31 L tank contains a gas under a pressure of 617 atm. What volume would the gas occupy at the same temperature at 900 torr of pressure? Answer in units of L.
How many grams of CaH2 are needed to generate 145 liters of H2 gas if the pressure of H2 is 825 torr at 21 C.
Determine which girl has the solutions at the concentrations desired and Girl A dilutes 10 mL stock solution to a final volume of 20 mL. Girl B dilutes 10 mL stock solution to a final volume of 40 mL.
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