2. Atoms & Elements
Atomic Mass
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28PRACTICE PROBLEM
Choose the correct numerical setup to calculate the atomic mass of lithium.
Choose the correct numerical setup to calculate the atomic mass of lithium.
ANSWERS OPTIONS
A
atomic mass = (6.015122 amu)(0.759) + (7.016004 amu)(0.9241)
B
atomic mass = (6.015122 amu)(7.59) + (7.016004 amu)(92.41)
C
atomic mass = (6.015122 amu)(92.41) + (7.016004 amu)(7.59)
D
atomic mass = (6.015122 amu)(0.0759) + (7.016004 amu)(0.9241)