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There is a 12 M aqueous HCl solution in the stock room, but a 6 M solution is required for an experiment. Doubling the volume of a 12 M sample with water will produce a 6 M solution.
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Semi-professionals are workers who possess some level of specialized knowledge or skills in a particular field but do not meet all the criteria or hold the credentials typically required for full professional recognition.
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The ability of an individual to make their own decisions independently.
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A person who is lower in rank or position in a hierarchy or organization; subordinate also implies being under the authority or control of someone else.
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