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1 mol of Ar initially at 298 K undergoes an adiabatic expansion against a pressure P external = 0 from a volume of 20.0 L to a volume of 65.0 L. Calculate the final temperature using the ideal gas and van der Waals equations of state.
How many moles of AgCl(s) will dissolve in 1.00L of 0.100 M NaCN and what are the concentration of the various ions in solution. K = 7.08 x 1019 for the reaction Ag+(aq) + 2 CN- ? Ag(CN)2-
A metal sample weighing 40.0 g and at a temperature of 99.1 C was placed in 38.6 g of water in a calorimeter at 25.0 C. The calorimeter reached a maximum temperature of 32.8 C.
Assuming that the smallest measurable wavelength in an experiment is 0.670 fm (femtometers), what is the maximum mass of an object traveling at 605 m·s-1 for which the de Broglie wavelength is observable
At equilibrium, the concentration of the product methanol was found to be 0.060 M. The value of the equilibrium constant Kc for this reaction is
the mineral greenockite is a yellow sulfide of cadmium that is 78.0% cadmium and 22.o% sulfer. determine the emipirical formula of greenockite.
Write a net ionic equation, including states for teh reaction of Cobalt (II) Chloride and Silver Nitrate 2. Circle the species in which nitrogen has the highest oxidation number
The Aldol condensation is very sensitive to the mole of ratio of starting materials used. What would be the products of 1:1 mole ratio
Consider the dissolution of CaCl2. CaCl2(s) Ca2+(aq) + 2 Cl-(aq) ΔH = -81.5 kJ A 13.2 g sample of CaCl2 is dissolved in 106 g of water, with both substances at 25.0°C.
A 0.00400 mole sample of 2-chloro-2-methylpropane is added to 500 mL of water, and the mixture is stirred until the pH levels off. What is the pH of the solution.
Given that the Ka for hypochlorous acid is 3.0x10^-8 determine the number of moles of sodium hypochlorite needed to prepare this solution.
What range of accelerating voltages would be required to cover the mass range between 16 and 625, for singly charged ions, if the field strength is held constant?
Rank the following carbonyl-containing compounds in order of reactivity towards nucleophilic attack.From most reactive to least reactive
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