Chemistry, 04.11.2020 21:00 gabriellabadon2
2. Identify each of the following changes as chemical or physical by placing a Chemical or Physical in each blank. a) acid rain comoding the statue of liberty d) melting steel b) dissolving salt in water e) dissolving steel in acid c) boiling salt water until just salt remains + cracking ice
Answers: 1
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Select the correct answer. what is the nature of the se-cl bond in a molecule of selenium chloride (secl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16?
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Adrop of acetone (nail polish remover) has a mass of 35 mg and a density of 0.788 g/cm3. what is its volume in cubic centimeters?
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If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution
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If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?
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2. Identify each of the following changes as chemical or physical by placing a Chemical or Physical...
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