A student pours hot chocolate into a foam cup and a metal cup. The metal cup becomes too hot to touch, but the foam cup can be held. Which of the following best explains the difference in temperatures? i need to know which foam cup A. The foam cup has less mass than the metal cup
B. The foam cup heats up much faster than the metal cup
C. The foam cup has a higher specific heat than the metal cup.
D. The foam cup has a specific heat that is similar to that of the metal cup
Answers: 1
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The atomic radius of sodium is 186 pm and of chlorine is 100 pm. the ionic radius for na+ is 102 pm and for cl– is 181 pm. in going from na to cl in period 3, why does the atomic radius decrease while the ionic radius increases? a. the inner electrons in the sodium cation shield its valence electrons more effectively than the inner electrons in the chloride anion do. b. the inner electrons shield the valence electrons more effectively in the chlorine atom than in the chloride anion. c. the outermost electrons in chloride experience a smaller effective nuclear charge than those in the sodium cation do. d. the outermost electrons in chloride experience a larger effective nuclear charge than those in the sodium cation do. e. monatomic ions are bigger than the atoms from which they are formed.
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A student pours hot chocolate into a foam cup and a metal cup. The metal cup becomes too hot to touc...
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