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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Carbon dioxide is dissolved in an aqueous solution at 303 K at a concentration of 0.90 x 10-4 kg/kg. Henry's Law constant at these conditions is 0.186 x 104 atm. What is the partial pressure of CO2 in equilibrium with the solution in order to arrive
The degree of ionization for propionic acid in an aqueous solution which contains 4.00 mol C2H5CO2H in 2.00 L is
What is the empirical formula? If the molar mass of the chlorine oxide is 356.7 g/mol, what is the molecular formula of the compound?
Suppose you have a Mo-W alloy that is 70 wt% W. Describe a process that would allow you to isolate an enriched mixture that is 80 wt% W. What would your yield be for a two-step process
A group of French scientists recently verified the difference between the two pouring methods by measuring the amount of bubbles in each glass of champagne poured two different ways and at three different temperatures. The following data pre
Given that 3.582 g of copper (II) chloride are dissolved in 2.478 litres of deionized water, answer the following: 1) How many moles of copper (II) ions are present in the sample
Identify each of the following as an acid or base and write a chemical equation showing how it is an acid or a base according to the Arrhenius definition?
The haloform reaction is executed in this experiment to synthesize benzoic acid from a methyl ketone, acetophenone. Provide an explanation for the following steps in the procedure. a) Why is acetone added at the end of the reaction
The Ksp of BaSO4 is is 1.1 x 10^-10 at 25 degrees C. What mass of BaSO4 (molar mass = 233.4 g/mol) will dissolve in 1.0 L of water at 25 degrees C
Which reagents would you select to synthesize 2-bromo-3-methylbutane from 2-bromo-2-methylbutane? a) (1) NaOEt in EtOH, and (2) HBr b) (1) NaOEt in EtOH, and (2) HBr in presence of ROOR
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