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a 13.1 L sample of 0.502 moles of 02 is held under conditions of 1.00 atm and 25.0 Celsius. if all of the 02 is then converted to ozone (03) what will be the volume of ozone?
What total volume of chloroform would be required to remove 99% of the cocaine from 100 mL of water in three successive extractions?
A 22.9-g sample of liquid hexane (specific heat = 2.27 J g-1 oC-1), initially at 11.7oC, is heated until its final temperature is 35.7oC. How much heat was added to the sample
what is the likely magnitude of the equilibrium constant K? Hydrogen is used as a rocket fuel because it is very light and reacts explosively and completely with oxygen. For the combustion reaction
Calculate the total volume of gas (at 124C and 758mmHg) produced by the complete decomposition of 1.45 kg of ammonium nitrate.
write a short paragraph that describes how electrons fit into these higher levels and that explains why a space must be
In a combustion process in which a specified percentage of excess air is used, and in which CO is one of the products of combustion, will the analysis of the resulting exit gases contain more or less oxygen than if all the carbon had burned to CO2
Calculate the rms (average) speed of NF3 atoms or molecules at 202 oC. Use R = 8.314 kg-m2/K-s2-mol for the value of the gas constant.
How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 30.6 moles of water vapor? Express your answer with the appropriate units.
Pure oxygen gas can be prepared in the laboratory by the decomposition of solid potassium chlorate to form solid potassium chloride and oxygen gas. How much oxygen gas in grams can be prepared from 98.4 of potassium chlorate
107X with abundance 54.34% and isotopic mass 106.9051 amu and 109X with isotopic mass 108.9048 amu. Use the given information to calculate the atomic mass of the element X to an accuracy of .001%
what happens to the mass of an icecube when we melt it an open
How many moles of CaF2 will dissolve in 3.0 liters of 0.150 M NaF solution? (Ksp for CaF2 = 4.0 x 10-11).
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