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Two evacuated bulbs of equal volume are connected by a tube of negligible volume. One bulb is placed in a 200K isothermal bath and the other in a 300K bath, and then 1.00 mole of an ideal gas is injected into the system. Find the final number of moles of gas in each bulb.
When the following reaction is balanced in basic solution using the lowest possible whole number coefficients, the coefficient of Cr(OH)3(s) will be: Cr(OH)3(s) + Cl2O7(aq) --> CrO42-(aq) + ClO2-(aq)
55.0 ml of 0.10 m hclaq is mixed with 55.0 ml of 0.10 m naoh 9aq in a coffee cup calorimeter. both solutions are
Derive an expression for (dH/dp)T soley in terms of T, p, V. Show that this quantity is identically zero for an ideal gas and find the equivalent expression for a van der Waals gas
0.75g of hydrogen chloride is dissolved in water to make 2.5L of solution. What is the pH of the resulting hydrochloric acid solution.
A particular element M has a heat capacity of 0.36 JgK and it forms an oxide that contains 2.9 grams of M per gram of oxygen What is the molar mass of the metal
an automobile gasoline tank holds 21 kg of gasoline. when gasoline burs 81 kg of oxygen is consumed and carbon dioxide
Calculate work (in kJ) when 422 g iron (III) oxide (MM = 159.7 g/mol) reacts with excess carbon to produce carbon dioxide gas at 445 K:
A 0.050 M H2S solution contains 0.15 M NiCl2 and 0.35 M Hg(NO3)2. What pH is required to precipitate the maximum amount of HgS but none of the NiS
What element within the reactants is oxidized in the following equation, and what element is reduced. I2 + 2 Br - ? 2 I- + Br2
The 1995 Nobel Prize in Chemistry was shared by Paul Crutzen, F. Sherwood Rowland, and Mario Molina for their work concerning the formation and decomposition of ozone in the stratosphere
What is the minimum quantity (in grams) of atmospheric oxygen required to completely convert 3.77 moles of ethanol into carbon dioxide and water
What is the molality of a 25.5% aqueous solution of phosphoric acid, H3PO4 (M = 97.99 g/mol)
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