Consult the Figure Below

question 4

Multiple Choice

Consult the figure below.Compared with amphibolite metamorphic facies,the minerals in greenschist facies occur in

• A) lower-grade rocks.
• B) higher-grade rocks.
• C) partially melted rocks.
• D) the same grade but a different chemistry due to different protoliths.

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Definitions:

Ester Enolate

A reactive intermediate formed from the deprotonation of an ester, used in various organic synthesis reactions.

pKa

A quantitative measure of the strength of an acid in solution, representing the acid dissociation constant on a logarithmic scale.

Diethyl Malonate

An ester of malonic acid used as a reagent in organic synthesis, particularly in the synthesis of various organic compounds including barbiturates and vitamins.

Major Organic Product

The primary product of an organic reaction, generally formed in the greatest amount.