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A gas at room temperature and at a constant pressure of 1 atm is going to be used to heat a material that is at a cooler temperature. You are offered the option of using 1 mol of argon (Ar) gas or 1 mol of nitrogen (N2) gas for this purpose. Which will be more efficient and why?
what is the K value for compound Z in this biphasic system, (2) how much do you remove in each individual extraction, (3) how much of compound Z is extracted with those three 33.3 mL extractions added together, AND (4) how much is still in the wat..
the electron drops down to the 3d subshell, releasing a photon in the process. how many radial nodes and how many angular nodes does each of the orbitals in part (a) have?
What is the molarity of a solution produced by dissolving 31 g of Cu(NO3)2 in a 100 mL volumetric flask?(Enter unit as M.)
Arrange the following ionic compounds in order of decreasing amount of energy released in lattice formation:
An industrial hygiene survey has been conducted to determine whether exposure of workers to ethyl benzene (molecular weight 106) exceeded the OSHA PEL of 100 ppm.
Calculate the solubilities of the following compounds in a .0333M solution of Mg(CIO4)2 using 1. activities and 2. molar concentrations
The gas pressure in an aerosol can is 1.8 atm at 25 degrees celsius. if the gas is an ideal gas what pressure would develop in the can if it were heated to 475 degrees celsius?
Calculate the expectation values of for a particle in the state n=3 in a one-dimensional box.
Calculate the volume in liters occupied by carbon monoxide in a room that measures 12.67 m long, 14.87 m wide, and 16.96m high at this concentration.
ch3coohnbsp is an vital ingredient of vinegar. using a sample of 50.0 ml of commercial vinegar is titrated against a
The empirical formula of a solid is AB2 and it dissolves to form the cation A2+ and the monoanion B-.Solid AB2 is added to water and allowed to reach equilibrium.
If you were cooking food in boiling water on the stove, could you increase the speed of cooking by increasing the heat. Why or why not. What is effect does adding salt to water have on the boiling point. Explain
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