Phosphate Esters Are Prepared from

question 40

Multiple Choice

Phosphate esters are prepared from

• A)phosphoric acid + alcohol.
• B)phosphoric acid + ester.
• C)phosphoric acid + carboxylic acid.
• D)phosphate + ester.
• E)phosphate + alcohol.

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Definitions:

Leathery Tissue

This term may refer to tissue that has become tough and resilient, similar to leather, often due to exposure, aging, or certain conditions but is not a standard scientific term.

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Blood vessels that have become blocked by a thrombus (blood clot), potentially leading to various circulatory problems.

Superficial Burn

A burn affecting only the outer layer of skin, causing pain, redness, and swelling, but not blistering.