A .204 g of sample of a nonvolatile solute dissolved in 10.82 g of a solvent. the change I freezing point of solvent is 3.04 C of of for solvent is 20 Câ¢kg/mol how many miles are present in solution
ter General Chem 1112 Exam I (Review) For the following questions/problems circle the letter of the choice that best completes each statement. You should try to answer all parts of the test. This test is CLOSED- BOOK/CLOSED NOTES I. A 0.204 g of sample of a nonvolatile solute dissolved in 10.82 g of a solvent. The change in freezing point of solvent is 3.04 C. ky of for solvent is 20°C.kg/mol. How many moles of the solute are present in the solution? a 1.64 x 10 mol solute b 1.64 x 10 mol solute c 1.64 x 10 3 mol solute d 1.64 mol solute 2. A 0.300 g of a solute has a 0.0098 mol, then calculate the molecular mass of that solute. a. 300.15 g/mol b. 3000.15 g/mol e. 30.61 g/mol d. 306.1 g/mol What is the molarity of a solution containing 0.32 moles of NaCl in 3.4 Liters? a. 0.094 M NaCI b. 0.0094 M NaCl c. 0.9 M NaCl d. 9.0 MNaCI hich solution has the lowest freezing point? a. 0.10 mol NaCl in 1 kg of water b. 0.10 mol glucose in 1 kg of water c. 0.10 mol CaCh in 1 kg of water