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Look up the critical constants for difluorochloromethane as well as compute the pressure exerted by 100g of CHF2CL in a 75 cm3 vessel at 227 C by means of a) the perfect gas equation of state b) The VDW equation of state, and c) The virial equation of state.
A typical vitamin c tablet (containing pure ascorbic acid, H2C6H6O6) weighs 500 mg. one vitamin c tablet is dissolved in enough water to make 200.0 mL of solution. calculate the pH of this solution. Ascorbic acid is a diprotic acid.
the density of a certain aqueous solution is 1.17gml and the solution is 3.57 by mass naoh. how many ml of this
when potassium nitrate dissolves in water the beaker containing the solution gets cooler. is dissolving this salt an
The standard potential of the Cell Pt|H2|HBr|AgBr|Ag was found to be +0.07372 at 293 K and +0.06873 at 303 K. Evaluate the standard reaction Gibbs energy, enthalpy, and entropy
calculate the expansion work done when 3.7 moles of ethanonl are converted to vapor at it's boiling point (78.3 degrees C) and 1.0 atm
Calculate how many grams of the first reactant are necessary to completely react with 53.4 g of the second reactant.
Predict whether a precipitation reaction will occur when aqueous solutions of the following substances are mixed:
What would be the result of a column chromatographic separation if the column chromatography was to be performed in the following eluents:
State balanced combustion reactions for the petrol and biodiesels shown above. a) Explain how much heat is released per kg of petrol. How much per kg of biodiesel
If the copper is drawn into wire whose diameter is 8.50 mm, how many feet of copper can be obtained from the ingot? The density of copper is 8.94 rm{g/cm^3}.
Describe how you would prepare 500mL of a single solution containing 250mM Tris, 50mM glucose, and 5mM NaCl.
Write a series of nuclear equations to represent the bombardment of -27 with a neutron to form a product that then undergoes an alpha decay followed by a beta decay.
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