Measurements
Chemistry, like all sciences, is quantitative. It deals with quantities, things that have amounts and units.
Quantities have two parts: the number and the unit. The number tells “how many.” It is important to be able to express numbers properly so that the quantities can be communicated properly.
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Important definitions when studying measurements in chemistry
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Learn the units that go with various quantities, express units using their abbreviations, and make new units by combining numerical prefixes with units.
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