Determining the heat capacity
The molar heat capacity of a gas at constant pressure is 18.7J mol-1 K-1. What is the heat capacity of 9.4 moles of this gas at constant volume?
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The skeletal structure of one molecule is included to indicate the proper format; modify the X\'s on the given structure to create the first stereoisomer.
At 186 oC the equilibrium constant for the reaction: 2 HBr(g) H2(g) + Br2(g) is KP = 6.56e-11. If the initial pressure of HBr is 0.00753 atm, what are the equilibrium partial pressures of HBr, H2, and Br2? p(HBr) = . p(H2) = . p(Br2) = .
Question: A 0.1391 g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a heat capacity of 1769 J/°C. The calorimeter contains exactly 281 g of water, and the temperature increases by 1.126°C. Calculate the
The two electrodes Cr/Cr+3 and Sn/Sn+2 are combined to afford a spontaneous electrochemical reaction. The standard reduction potentials (volts) for Cr+3 and Sn+2 are -0.74 and -0.14, respectively. Calculate E° for this reaction.
What is the reaction between four carbons with the triple bond on the third and fourth ones and HCl? Then what reaction is that product and HBr
For E-stilbene, draw the products you get if the bromine mechanism is syn addition (addition to the same side) and also what you get as products if the mechanism is anti addition.
Given the reaction X(aq) 3Y(aq) <===> 2Z(aq). Suppose the initial [X] is 0.55M and [Y] is 0.80 M. After equilibrium is reached, [X] = 0.35M. Calculate the Keq (Kc) for this reaction.
The molar heat of fusion of benzene is 9.92 kJ/mol. Its molar heat of vaporization is 30.7 kJ/mol. Calculate the heat required to vaporize 7.71 g of benzene at its normal boiling point
Given that the molar mass of H3PO4 is 97.994 grams, determine the number of H3PO4 needed to prepare 0.25 L of a 0.2M H3PO4 solution. What volume, in Litera, of a 0.2M H3PO4 solution can be prepared by diluting 50 mL of a 5M H3PO4 solution?
Write the mass balance equation and charge balance equation for a solution that is 0.1 M FeCl3 and 0.2 M FeCl2
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