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1)Use the Nernst equation and data from Appendix D to calculate Ecell for each of the following cells. Enter your answer with 3 significant digits. Enter scientific notation as 1.23E4. (a) Mn(s) | Mn2+(0.11) M || Cr3+(0.24 M), Cr2+(0.11 M) | Pt(s) ____________ (b) Mg(s) | Mg2+(0.070) M || [Al(OH)4]-(0.30 M), OH-(0.040 M) | Al(s)
The following data were collected for the rate of disappearance of NO in the reaction 2NO(g) + O2(g) ---------> 2NO2(g). Experiment [NO] (M) [O2] (M) Initial Rate (M/s)
What is the frequency factor, A? /(M · s) (C) Predict the value of the rate constant at 73°C. /(M · s)
How much heat is needed to melt 22.4g of ice at zero degrees celcius to form liquid water at zero degress celcius?
Calculate the density of hydrogen bromide gas (in g/L) at 733 mm Hg and 47 degrees Celsius
calculate the pH of a solution formed by mixing 65 mL of .27 M NaHCO3 with 75 mL of .12 M Na2CO3
An unknown gas effuses through a porous barrier at a rate that is 0.752 times the rate of Ar (g) under the same conditions
How many valence electrons are there for the POCl3 molecule? Draw a reasonable Lewis structure for POCl3. Assign formal charges for the atoms in your Lewis structure
The initial rate of a reaction which is first order in A is 2.0 x 10^-6 M/s when the initial concentration is 0.0050 M. What is the first order rate constant
The half-cell is a chamber in the voltaic cell where one half-cell is the site of an oxidation reaction and the other half-cell is the site of a reduction reaction.
Draw the structure for the following and report what conformation will be favored over the other cis-1,2-dimethylcyclohexane trans
How much antifreeze would you add to a 2.0 gal water tank in order to obtain a solution that freezes
Distilled water in the same tube gave a reading of +0.016 degrees. Calculate the specific rotation for the compound.
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