Being the product of a neutralization reaction between an acid and a base, sodium chloride is neutral, with a pH of seven. Sodium chloride is an ionic compound with the chemical formula NaCl. Continue Reading.
A D-width is considered a medium for men and a wide for women. It measures between 3 and 5 inches across the bottom of the ball of the foot, depending on your shoe size. For instance, in men's footwear, a size 10D is 4 inches across, while a size 14D is 4.5 inches across.
A womanâs wide shoe (width D) is the same width in the upper as a Menâs standard shoe (width D), though note that in most cases the Womenâs shoe will be built on a B width platform, while the Menâs shoe is built on a D width.