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In a chemical synthesis, an "equivalent" means a corresponding and equal amount of something. Usually, it is in terms of moles. For instance, if my reaction is A + B --> C, and I add 1 mole of "A" to my flask, then I would add one equivalent of "B" (or 1 mole of "B") because of the one-to-one stoichiometry. If the reaction was instead A + 2B --> C, then I would add two equivalents of "B" for each mole of "A" I used. This can be contrasted with the term "an excess" where for my first reaction above, I might add 1.5 moles of "B" for every mole of "A" so that there is always excess "B" in the reaction flask.

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Two sets are said to be equivalent (not equevalent) if their cardinality is the same even if their elements are not the same. For finite sets this means that the two sets have the same number of elements. For infinite sets they must have the same order of infinity.

Equivalent infinite sets can do your head in. For example, the set of even integers is clearly a proper subset of the set of all integers. However, the mapping x -> 2x (where x is an integer) is equally clearly a one-to-one mapping between the two sets. This mapping shows that they have the same number of elements: this number is Aleph-null.

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Q: What is an equivalent set?
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What is equivalent of a set?

in a set if two elements or numbers are equal then it is known as equivalent set


What is the equivalent of set?

Two sets are said to be the equivalent if a (1-1)correspondence can be established between them.If set A is equivalent to set B,then we write A is (1-1)correspondence to set B and It shows the quantities of elements.


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Why equal set are equivalent set but equivalent set are not equal set?

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