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An 80.0-gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 6275 J. What is the specific heat of the gas?
The following compounds undergo McLafferty rearrangement in the mass spectrometer. Predict the masses of the resulting charged fragments for each of the following compound.
Draw all possible monochlorination products of 3,3-dimethylpentane, including stereoisomers.
Which of the following is the strongest oxidizing agent and which one is the weakest in acidic solution: Br2, H2O2, Zn, Cr2O7^2-
Rank the following bonds according to increasing polarity.
The activation energy of an uncatalyzed reaction is 91kJ/mol . The addition of a catalyst lowers the activation energy to 61 kJ/mol .Assuming that the collision factor remains the same, by what factor will the catalyst increase the rate of the rea..
How many ATPs are synthesized for every cytoplasmic NADH that participates in the glycerophosphate shuttle in insect flight muscle?
A chemist wants to make 5.1 L of a 0.291 M CaCl2 solution. What mass of CaCl2 (in g) should the chemist use
Draw the structure of the major organic product you would expect from the reaction of 1-bromopropane with NaCN.
Which of the following ideal aqueous solutions would be predicted to have the highest vapor pressure
What is the molar heat of vaporiza-tion of C6H6 if the vapor pressure of C6H6 is 120 torr at 27 degree celsius, and its normal boiling point is 80.1 degree celcius.
A 325-mL sample of solution contains 25.3 g of CaCl2, which is fully dissolved. (a) Calculate the molar concentration of Cl- in this solution. (b) How many grams of Cl- are in 0.100 L of this solution?
How many grams of precipitate will form from 100mL solution that is both 0.90 M in Na2S and 0.20 M in PbCl2?
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