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Science that deals with energy and its interactions with matter.
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Which is the lightest: proton, neutron, or electron?
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Quantity expressed with cubic unit.
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A 0.75 mole of sodium chloride has ___ x 1023 atoms. Note: The answer must be in 4 decimal places.
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An atom that is negatively charged.
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Smallest building block of any material.
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Particle with more negative charges than positive ones.
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How many grams is one molecule of ethanol?
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Process of comparing an unknown quantity with a known quantity.
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Path of electron around the nucleus of an atom.
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