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1. Describe all the symmetry planes in chloromethane
2. Draw a figure and arrows showing any axes of symmetry in chloromethane. Also state how many fold.
3. Describe all the symmetry planes in methylene chloride
4. Draw a figure and arrows to show any symmetry exes in methylene chloride. Also state how many fold.
5. Of what significance, with regard to the geometry of the four bonds of tetravalent carbon, is the fact that one and only one substance is know which has the formula, CH2Cl2?
Write the balanced formula unit equation for the reaction of magnesium with hydrochloric acid. What is the sum of the coefficients? Don't forget coefficients of one
The standard free energy change for the hydrolysis of ATP is -30.5 kJ. In a particular cell, the concentrations of ATP, ADP, and Pi are 2.8×10-3 M, 1.1×10-3 M, and 4.7×10-3 M, respectively. Calculate the free energy change for the hydrolysis of und..
A trainee in a medical laboratory will be released to work on her own when her results agree with those of an experienced lab technician at the 95% confidence level. Following are the results from a blood urea level:
Balancing equation to calculate correct number of moles If CaC2 + 2 H2O --> C2H2 + Ca(OH)2 then, there are 65 grams of calcium carbide
Compare and contrast the endo vs exo-nuclease excision repair mechanisms of DNA polymerase.
Show the terminal alkyne and alkyl halide from which the following products can be obtained. If two routes look freasible, list both
The molar heat of combustion of methanol (molar mass = 32.0g/mol) is -757kJ/mol. If 2.00 g of methanol is placed in a bomb calorimeter with a heat capacity of 6.50 kJ/degree C what is the temperature rise when the sample is combusted?
How much heat energy, in kilojoules, is required to convert 47.0 g of ice at -18.0 degrees C to water at 25.0 degrees C ?
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A solution of hydroiodic acid is 0.057 M HI. What is the hydronium-ion concentraion at 25 degrees C?
Some enzymes require a nonprotein prosthetic group in order to function. The nonprotein part of these enzymes are called
A sample consisting of 3.0 mol of ideal gas molecules at 200K at 2.00 atm is compressed reversibly and adiabatically until the temperature reaches 250K.
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