Examlex
R-SH is the general formula of an aldehyde.
Clavicle
A long bone that serves as a strut between the shoulder blade and the sternum or breastbone.
Scapula
A thin, three-sided bone situated in the upper back, often referred to as the shoulder blade.
Frontal Sinus
Air-filled cavities in the skull that are located above the eyes in the frontal bone.
Ethmoidal Sinus
Air cells within the ethmoid bone, part of the paranasal sinuses, located between the nose and the eyes.
Q29: Alkynes are hydrocarbons that contain at least
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Q55: If the expression X+Y=Z is valid, 10X+10Y=10Z
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Q91: Pascal (Pa) is equal to 1 N/m<sup>2</sup>.
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