Directions: Analyze the Problem for the Desired Answer

question 9

Essay

Directions: Analyze the problem for the desired answer.Set up a dimensional analysis-style equation in the space provided using the available data.Ensure that all undesired units will be canceled before doing the math.Do not use shortcuts to solve the equations even if the answer is known.For credit,show all work.Label answers.Evaluate each equation for correct setup and desired answer units.
An area rug 92 inches long is needed for the waiting room.How many yards in length will be needed to the nearest tenth of a yard?
Conversion formulas: 12 inches = 1 foot; 3 feet = 1 yard
DA equation:
Evaluation:

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Definitions:

Buffering

The process by which pH is regulated and maintained within living organisms, preventing harmful shifts in acidity or alkalinity.

Ammonia

A compound of nitrogen and hydrogen (NH3) that is a colorless gas with a pungent smell, used widely in industry and produced naturally in the body as a byproduct of amino acid metabolism.

Bicarbonate Ions

A negatively charged ion that acts as a significant component of the bicarbonate buffer system, helping to maintain pH balance in blood and other bodily fluids.

Phosphate Ions

Negatively charged ions (PO4^3-) that play crucial roles in biological processes such as energy transfer and cellular regulation.