Examlex
Which of the following elements does not have at least two differently charged cations?
CBC Tubes
Tubes used for collecting blood samples in complete blood count (CBC) tests, which measure various components like red and white blood cells.
Lavender
A fragrant plant with purple flowers, known for its calming and therapeutic properties, often used in aromatherapy and cosmetics.
Oversized Rubber Band
A large elastic loop made of rubber or a rubber-like material used to hold objects together or as part of physical exercise equipment.
Blood Pressure Cuff
A device used in conjunction with a sphygmomanometer to measure arterial blood pressure by constricting the arm or leg.
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