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A voltaic cell is constructed that uses the following reaction and operates at 298 K.
(Ered Ni+2 is -0.277)
Zn(s) + Ni2+(aq) Zn2+(aq) + Ni(s)
(a) What is the emf of this cell under standard conditions?
(b) What is the emf of this cell when [Ni2+] = 3.72 M and [Zn2+] = 0.147 M?
A flask containing a mixture of NH3(g) and CH4(g) is cooled. At -33.3 degrees celcius a liquid begins to form in the flask. What is the liquid? NH3(g) or CH4(g)
A covalent crystal differs from an ionic crystal in that. What are the important intermolecular forces acting in CHF3
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Chloroform has a molar mass of 119.4 g/mol and a density of 1.499 g/cm^3. Estimate the volume of the above mixture using this information.
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