Difference between Serial dilution and Proportional dilution

Regular dilutions are done in a single container. Making orange juice from frozen juice is an example. Adding a small-particle solid to a liquid is a regular dilution even if you add increasing or additional amounts of the solid [this might be necessary to get all of the solid dissolved]. Adding broth or water to the soup in the pot is diluting it.

A serial dilution requires more than one container. A serial dilution is any dilution in which the concentration decreases by the same factor in each successive step. In serial d

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the answer to your question is c.

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