Which of the Following Is True About the (M+1)⁺

question 52

Multiple Choice

Which of the following is true about the (M+1) ^{+ .} peak on the mass spectrum of a hydrocarbon?

• A) it is always the most abundant peak
• B) it is due to the ¹³C isotope of carbon
• C) it has a m/z value lower than the molecular ion
• D) it is useful in calculating number of carbon atoms
• E) B & D

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Definitions:

Reproductive Value

A measure in evolutionary biology and demography that reflects the expected future offspring that an individual can produce at a given age.

Nest Predation

Involves the act of predation where predators specifically target the nest sites of other species to consume the eggs or young, significantly influencing reproductive success and evolutionary strategies.

Cowbirds

Brood parasitic birds known for laying their eggs in the nests of other bird species, who then raise the cowbird chicks at the expense of their own offspring.

Mafia Hypothesis

A theory suggesting that certain animals, like some birds, may engage in retaliatory behavior against individuals who do not cooperate with them, akin to human "mafia" tactics.