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CHM 101 Final exam with verified answers

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Course CHM 101
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CHM 101 Final exam with verified answers

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Consider a neutral atom with 30 protons and 34 neutrons. The number of
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electrons in this atom is?
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A. 30
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B. 32
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C. 34
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D. 64
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E. 94 - correct answer -A. 30
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Identify the noble gas in the following list.
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A. oxygen
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B. Helium
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C. Chlorine
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D. Gold
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E. Nitrogen - correct answer -B. Helium
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The formation of a gas resulting from the escape of high-energy particles from
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the surface of a liquid is known as.
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A. deposition
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B. evaporation
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, C. melting
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D. Boiling
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E. sublimation - correct answer -B. Evaporation
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Which of the following is a measurement of mass in the metric system?
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A. milliliter
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B. Kilogram
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C. meter
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D. Celsius
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E. centimeter - correct answer -B. kilogram
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When solid is converted directly to a gas, the change of state is called
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A. sublimation
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B. condensation
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C. boiling
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D. melting
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E. freezing - correct answer -A. sublimation
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Which of the following is an example of a physical change?
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A. digesting a cheeseburger
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B. burning coal
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