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If Cl2 gas was separated utilizing a time-of-flight mass analyzer, explain which isotopes would reach the detector first?
What data would you plot in order to use the Nernst equation to determine the concentration of an unknown solution of ions?
Which of the following types of crystalline solids is malleable, ductile, and a conductor of electricity
following hybridization these 4 unpaired electrons can form covalent bonds. In order to promote an s electron to an empty p orbital, energy is required. Is it energetically favourable to promote this electron when bonding? Why or why not
Assuming ideal behavior, calculate the mole fraction of toluene in the solution.
What is the maximum amount of work that can be obtained by the combustion of this butane if the gas is first brought to a pressure of 1.00 atm and the temperature is brought to 25 oC? Assume the products are also returned to the same temperature a..
Calculate ?E, q, and w if 8.00 moles of CO2 (g) reacts with excess nitrogen gas according to the following reaction at 25°C and 1.00 atm: 4CO2(g) + N2(g)?4CO(g) + 2NO2(g)
Calculate the change in internal energy of the system and determine whether the process is endothermic or exothermic: a) a balloon is heated by adding 850J of heat. It expands,
The diatomic molecule AB has a dipole moment of 0.82 D and the A?B bond distance is 115 pm. Determine the percent ionic character of the bond in AB.
A solution contains 10.90g of unknown compound dissolved in 50.0mL of water. (Assume a density of 1.00 g/mL for water.) The freezing point of the solution is -6.53C. What is the molecular formula of the compound
A flask contains 0.250 of liquid bromine, . Determine the number of bromine molecules present in the flask.
Use the reactions below and their equilibrium constants to predict the equilibrium constant for the reaction, 2A(s) 3D(g).
calculate how many moles of KIO3 are needed to make 50 ml of 0.20 M solution?
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