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Restricting yourself to straight-chain (unbranched) compounds, draw the structures of the possible constitutional isomers of pentene. There are two "variables" -- the position of the double bond; and cis/trans isomerization at that double bond.
balanced oxidation half reaction and balanced reduction half reaction?
waters heat of fusion is 80 calg and is specific heat is 1.0 calg degree celcius. some velmobile set have been designed
What is the activation energy in kJ/mol? What is the rate constant at 100 degrees C?
Did an experiment williamson ether synthesis with sodium ethoxide and 1-bromobutane forming 1-ethoxybutane and NaBr. The 1H NMR showed an impurity
If a 2.1 L reaction vessel initially contains 723 torr of cyclopropane at 485 degrees C , how long will it take for the partial pressure of cylclopropane to drop to below 105 torr ?
Which of the following are molecular solids and which are covalent solids. SO2, I2, P4, S8, H2O, SiO2
What is the reducing agent and what has been reduced. What quantity of iodine can be obtained if 20.0g of NaI is mixed with 10.0g of MnO2
An unknown compound has a forula of CxHyOz. You burn 0.1523 g of the compound and isolate 0.3718 g of CO2, and 0.1522 g of H2O. What is the empirical formula of the compound?
Calculate the cell potential for the following reaction as written at 59 degree celsius, given that [zn2+]=0.765 and [fe2+]=0.0120 M.
a balloon is filled to a volume of 7.00 times 102 ml at a temperature of 20.0 degrees celcius. the balloon is then
The average C--H bond energy is 415 kJ/mol. Use the following data to calculate the average C--H bond energy in ethane (C2H6; C--C bond), in ethene (C2H4; C=C bond), and in ethyne (C2H2; C--C triple bond).
When an ice cube is dropped into a Styrofoam cup containing 195 g of coffee at 97.0 oC, the thermal energy used to melt the ice is 2.1 kJ what is the final temperature of the coffee closest to ? (Assume a specific heat of 4.184 J/g oC for the coff..
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