2. The change in heat associated with the formation of a solution is called:
free energy of solution entropy of solution formation energy enthalpy of solution none of the above
3. Van't Hoff's factor, i is incoporated into some equations due to
a constant value that adjust for the pressure in the lab some electrolytes break up into ions a correction factor that makes data match up with hypothesis Van't Hoff factor I is a constant that corrects all osmotic equations none of the above
4. 25.00 g of an unknown salt of formula MX3 is dissolved in 2000. g H2O. The freezing point of the solvent is -50.0oC. Find the formula weight.
6.49 g 1.49 g 7.44 g 10.44 g 64.32 g
5. Which of the following would serve as the best electrical conductor (assuming constant molarities)?
HC2H3O2 H2O H2CO3 H2SO4 HF
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