A helium atom is two times heavier than a hydrogen molecule. At 298 K, the average kinetic energy of a helium atom is
a)
Two times that of a hydrogen molecule
b)
Same as that of a hydrogen molecule
c)
Four times that of a hydrogen molecule
d)
Half that of a hydrogen molecule
A helium atom is two times heavier than a hydrogen molecule. At 298 K, the average kinetic energy of a helium atom is
a)
Two times that of a hydrogen molecule
b)
Same as that of a hydrogen molecule
c)
Four times that of a hydrogen molecule
d)
Half that of a hydrogen molecule
Question ID - 102711 | SaraNextGen Top Answer
A helium atom is two times heavier than a hydrogen molecule. At 298 K, the average kinetic energy of a helium atom is
a)
Two times that of a hydrogen molecule
b)
Same as that of a hydrogen molecule
c)
Four times that of a hydrogen molecule
d)
Half that of a hydrogen molecule
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A helium atom is two times heavier than a hydrogen molecule. At 298 K, the average kinetic energy of a helium atom is |
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a) |
Two times that of a hydrogen molecule |
b) |
Same as that of a hydrogen molecule |
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c) |
Four times that of a hydrogen molecule |
d) |
Half that of a hydrogen molecule |
1 Answer
127 votes
Answer Key / Explanation : (b) -
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(b) Kinetic energy per mole or per molecule of a gas depends only on the temperature and not on the nature of the gas
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127 votes
Answer Link
127