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SCSU CHE120 Lab Practical Final Exam Practice Questions and Answers (100% Pass)
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SCSU CHE120 Lab Practical Final Exam Practice Questions and Answers (100% Pass)
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©PREP4EXAMS @2024 [REAL EXAM DUMPS] Wednesday, July 17, 2024 1:27 AMSCSU CHE120 Lab Practical Final Exam Practice
Questions and Answers (100% Pass)
OSHA - ✔️✔️Occupational Safety and Health Administration
MSDS - ✔️✔️Material Safety Data Sheet
Property - ✔️✔️Any characteristic of a substance that identifies and distinguishes it from other
substances
Physical property - ✔️✔️Any property that can be observed or determined without changing the
chemical composition of the substance
ex. melting point, boiling point, density, solubility
Chemical property - ✔️✔️Any property that can be observed or determined while changing the
chemical composition of the substance
ex. reactivity water
Intensive property - ✔️✔️Does not depend on the amount of substance present
ex. melting point, boiling point, density, reactivity with water
Extensive property - ✔️✔️Does depend on the amount of substance present
ex. volume, mass, energy
Solubility - ✔️✔️The maximum amount (mass) of a substance that can dissolve in a given volume
of a solvent at a specific temperature
Boiling point - ✔️✔️The temperature at which the vapor pressure of the liquid equals the
prevailing atmospheric pressure
Density - ✔️✔️The mass of the substance divided by its volume
Mole - ✔️✔️Unit used to describe how many molecules of a substance are required in a balanced
chemical reaction
Polyprotic acid - ✔️✔️a substance that is capable of supplying more than one proton
Metathesis reaction - ✔️✔️A reaction where the cations and anions exchange partners
How to go from mL and M to moles - ✔️✔️mL x (1L/10^3mL) x (M)
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