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The mass of the flask is measured when the outside of the flask is wet. Outside of the flask is dried before the mass is measured.
a. Will the mass of the vapor in the flask be reported to high or too low or unaffected, explain
b. Will the molar mass of the vapor in the flask be reported too high, low, or unaffected. please explain
If the reaction is carried out in a 2.0 L container and 0.010 mol of PH3 is consumed each second, what are the rates of production of P4 and H2?
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benzene is a hydrocarbon that is commonlynbsp used as a commercial solvent. however it isnbsp carcinogenic i.e.
Dilute the solutions of NaCl, Na2So4 and Na2S are available to seperate the positive ions from each other. In order to effect seperation, the solutions should be added in which order
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Give the structure of the phosphorus ylide and carbonyl compound you might use to prepare the following alkenes
The temperature of a lead fishing weight rises from 15 oC to 45 oC as it absorbs 22.5 kJ of heat. What is the mass of the fishing weight in grams? Heat capacity of lead is 0.128 J/g oC.
Calculate the concentration (in molarity) of a Ba(OH)2 solution if 25.0 mL of the solution are needed to neutralize 20.0 mL of a 0.500 M HCl solution
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Phosphorus is combined with chlorine to give PClz a gaseous compound .calculate the value of z If you start with 2.097g of P and isolate 9.298g of PCLz .
For a reversible reaction with a one-step mechanism, A B , the rate of the forward reaction is ratef = 3.2 x 10-6 s-1 [A] and the rate of the reverse reaction is rater = 4.6 x 10-4 s-1 [B]. What is the value of Kc for this reaction
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