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CHEM 104 Final Exam Questions and Answers (2024 / 2025) (Verified Answers) $15.49   Add to cart

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CHEM 104 Final Exam Questions and Answers (2024 / 2025) (Verified Answers)

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CHEM 104 Final Exam Questions and Answers (2024 / 2025) (Verified Answers) CHEM 104 Final Exam Questions and Answers (2024 / 2025) (Verified Answers) CHEM 104 Final Exam Questions and Answers (2024 / 2025) (Verified Answers) CHEM 104 FINAL Exam Answers Pdf CHEM 104 FINAL Exam Answers 2024 CH...

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  • March 23, 2024
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CHEM 104 Final Exam Questions and Answers (Verified Answers) 1. what can serve as the solvent in a solution? liquid, solid, gas, or all o f the above.: all of the above 2. a homogeneous mixture consists of 12% ethanol, 28% methanol, an d 60% water. what is the solvent? water, methanol, ethanol, or ethanol + methanol: - water 3. in a solution, the solute is:: the substance that is dissolved 4. example of colloid: grape juice, homogenized milk, blood, or kool-aid.: ho- mogenized milk 5. example of suspension: blood, homogenized milk, apple juice, or mayo.: - blood 6. unknown liquid that is insoluble in water but not in benzene (an aromatic hydrocarbon solvent). what type of molecule is unknown? polar, nonpolar, neither polar or non polar, or both polar and non polar: nonpolar 7. solubility of in water decreases as temperature increases. liq- uids, solids, or gases?: gases 8. which compound will be most soluble in hexane? CH3CH2OH CH3OH CH3CH2CH2OH: CH3CH2CH2OH 9. water solution of sodium chloride is a good conductor of electricity. due to this property, table salt is classified as a(n): weak electrolyte, strong electrolyte, non-electrolyte, or semi-electrolyte: strong electrolyte 10. example of a weak electrolyte MgCl2, HC2H3O2, HNO3, or KOH: HC2H3O2 11. in order to prevent the process off either crenation or hemolysis with r ed blood cells an intravenous solution concentration should be to the concentration of blood. hypotonic, hypertonic, isotonic, or all of the above.: isotonic 12. the process of crenation occurs when the concentration outside a cell is and is said to be . lower in concentration; hypotonic higher in concentration; hypertonic higher in concentration; hypotonic higher in concentration; hypertonic none of these: higher in concentration; hypertonic 13. air can be classified to be a solution of several gases. which gas is considered to be the solvent? O2, N2, CO2, or H2O: N2 14. arrange the terms solution, suspension, and colloid in order of increasing size of the dispersed particles (smallest to largest). solution < suspension < colloid solution < colloid < suspension suspension < solution < colloid colloid < solution < suspension: solution < colloid < suspension 15. identify the type of transport that will occur for the sodium ions that requires energy for transport passive diffusion active transport facilitated diffusion all of the above none of the above: active transport

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