Subtract $( - 1 ) - ( - 5 )$ A) -4
B) 3
C) -6
D) -3
E) 4

question 137

Multiple Choice

Subtract. $( - 1 ) - ( - 5 )$

• A) -4
• B) 3
• C) -6
• D) -3
• E) 4

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Definitions:

Proton NMR

A type of nuclear magnetic resonance spectroscopy that specifically studies the magnetic properties of hydrogen-1 isotopes in molecules to infer structure.

Chemical Shift

In NMR spectroscopy, the variation in the resonance frequency of a nucleus due to the electronic environment, providing insights into molecular structure.

Organic Product

A compound or substance that has been synthesized from carbon-based molecules, often found in agricultural, cosmetic, or pharmaceutical contexts.

Reaction Sequence

A sequence of chemical processes in which the output of one reaction serves as the input for the subsequent one.