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Author Archives: Anonymous

A sharp feature near ~2350 cm^-1 often indicates ________ in…

A sharp feature near ~2350 cm^-1 often indicates ________ interference from the atmosphere.

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What might be the cause if unusually high background levels…

What might be the cause if unusually high background levels are observed across the spectrum?

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Match the number with the part it identifies on the MP-AES:

Match the number with the part it identifies on the MP-AES:

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Which subsystem most directly controls conversion of liquid…

Which subsystem most directly controls conversion of liquid sample into aerosol for plasma introduction?

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Although organic compounds make up only a small percent of t…

Although organic compounds make up only a small percent of the Earth’s crust, they are of central importance because all known life is based on organic compounds.

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Which observations support “uptake instability” as a drift c…

Which observations support “uptake instability” as a drift cause? (select all that apply)

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Standards, blanks, and unknowns should be prepared in a cons…

Standards, blanks, and unknowns should be prepared in a consistent acid matrix (commonly 2–5% HNO₃) to keep metals dissolved and reduce precipitation/clogging risk.

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Which of the following is used to produce the plasma in MP-A…

Which of the following is used to produce the plasma in MP-AES?

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Due to carbon’s ability to ___________ (form chains with oth…

Due to carbon’s ability to ___________ (form chains with other carbon atoms), millions of organic compounds are known. 

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The MP-AES instrument requires a warm-up time of ______ minu…

The MP-AES instrument requires a warm-up time of ______ minutes for optimum performance.

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