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11 Nov 2019
Can you please answer me these questions. I really appreciate it.
Name Ohini MCl ID: C Date: CHEM 1 212-61 Summer 2017-Exam # 1 Multiple Choice Identify the cholce that best completes the statement or answers the qestion 1. The mo lality of an unknown aqueous solution was found to be 3.50 m. What is the mole fraction of water -_ (molar mass 18.0 g/mol) in this solution? a. 0.059 b. 0.778 e. 0.222 d. 0.941 e. cannot be determined Exhibit 11-2 The phase diagram below is needed for the following question(s). .G 2. Refer to Exhibit 11-2. If the temperature and pressure are such that the substance is at point a slight incrcase in temperature would cause what type of change? a. go from a liquid-gas equilibrium to a gas b. change a liquid into a solid c. go from a solid-liquid equilibrium to a liquid d. go from a solid-liquid equilibrium to a solid e. change a solid into a liquid 3. Refer to Exhibit 11-2. At which of the lettered points on the phase diagram is more than one phase present? a. A, D, and F only b. A, C, D, and F only c. Conly d. D and F only e. none of these
Can you please answer me these questions. I really appreciate it.
Name Ohini MCl ID: C Date: CHEM 1 212-61 Summer 2017-Exam # 1 Multiple Choice Identify the cholce that best completes the statement or answers the qestion 1. The mo lality of an unknown aqueous solution was found to be 3.50 m. What is the mole fraction of water -_ (molar mass 18.0 g/mol) in this solution? a. 0.059 b. 0.778 e. 0.222 d. 0.941 e. cannot be determined Exhibit 11-2 The phase diagram below is needed for the following question(s). .G 2. Refer to Exhibit 11-2. If the temperature and pressure are such that the substance is at point a slight incrcase in temperature would cause what type of change? a. go from a liquid-gas equilibrium to a gas b. change a liquid into a solid c. go from a solid-liquid equilibrium to a liquid d. go from a solid-liquid equilibrium to a solid e. change a solid into a liquid 3. Refer to Exhibit 11-2. At which of the lettered points on the phase diagram is more than one phase present? a. A, D, and F only b. A, C, D, and F only c. Conly d. D and F only e. none of these
Beverley SmithLv2
18 Jul 2019