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Question
What is the valence shell?A) It is the outermost shell of electrons in an atom.
B) It is the shell of electrons in an atom that is the least reactive.
C) It is the last partially filled orbital in an atom.
D) It is the shell of electrons in element V (atomic no. = 23)
E) It is the same as the orbital configuration.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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Heat energy is measured in units of
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B) joules.
C) calories.
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When the temperature of a fixed volume of air initially at 0 C is lowered by 1 degree, its pressure
A) decreases by 1/273.
B) decreases by 100/273.
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D) increases by 100/273.
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Which of these is the smallest?
A) 1 Celsius degree
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Distinguish between the concepts of thermal energy, temperature, and heat.
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If water at 0C slightly increases in temperature, the water
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If water at 20C slightly increases in temperature, the water
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A kg of 40C water and a kg of 20C water, after being mixed, have a temperature of 30C. However, the final temperature of a 1-kg iron block at 40C placed into 1 kg of water at 20C is
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When work is done by a system and heat is subtracted, the temperature of the system
A) increases.
B) decreases.
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Which law of thermodynamics addresses the direction of heat flow?
A) First law
B) Second law
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Newton discovered
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