|
A proton and a neutron have about the same ____ (1 amu).
|
burette
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An ____ of a molecule has the same atoms arranged differently.
|
isomer
|
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Copper, gold, iron, lead, mercury, and silver are ____ elements.
|
mass
|
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Protons and neutrons are located in an atom's ____ (center).
|
meniscus
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The curved upper surface of a column of liquid is the ____.
|
metal
|
|
Carbon, oxygen, and sulfur are examples of ____ elements.
|
nonmetal
|
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A solute is dissolved in a solvent to form a ____.
|
nucleus
|
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A ____ is a long, graduated glass tube used for titrating liquids.
|
solution
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