Add the Fractions Below, and Express the Answer in Lowest $\frac { 2 } { 5 z } + \frac { 3 } { 11 a }$

question 118

Multiple Choice

Add the fractions below, and express the answer in lowest terms. $\frac { 2 } { 5 z } + \frac { 3 } { 11 a }$

• A) \(\frac { 22 a + 3 z } { 11 z }\)
• B) \(\frac { 22 a + 15 z } { 55 z a }\)
• C) \(\frac { 2 a + 15 z } { 5 a }\)
• D) \(\frac { 2 a + 3 z } { 55 z a }\)
• E) none of these

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Definitions:

Pyrrolidine

A cyclic secondary amine, presenting as a clear liquid with an unpleasant smell, used as a building block in the synthesis of pharmaceuticals and alkaloids.

Ethylamine

A colorless gas with a fishy smell, used in chemical synthesis, represented by the chemical formula C2H5NH2.

Hybridized

Refers to the concept in chemistry where atomic orbitals mix to form new hybrid orbitals, which can explain the geometry of molecular bonding.

CNC Bond

A bond formation involving a carbon-nitrogen-carbon sequence, significant in the structure of various organic molecules.