If the Weld Is to Be Deposited on the Arrow

question 72

True/False

If the weld is to be deposited on the arrow side of the joint, the proper weld symbol is placed above the reference line.

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Definitions:

O-H Stretch

A specific stretching vibration in infrared spectroscopy that denotes the presence of an OH (hydroxyl) group in a molecule.

IR Spectrum

A graph demonstrating the infrared absorption and transmission of a substance, providing distinctive molecular fingerprints.

Carboxylic Acid

An organic acid characterized by the presence of a carboxyl group, with the formula R-COOH.

Hybridization

A concept in molecular chemistry describing the mixing of atomic orbitals to form new orbitals for bonding.