“Mol” or “Mole”—Which to use?

Definitions

What each term means

Same sound, different spellings and meanings, shown with a pronunciation guide for each term.

No dictionary entry for this spelling — see the usage examples below for how it shows up in writing.

nounspicy sauce often containing chocolate.
nouna small congenital pigmented spot on the skin.
nounsmall velvety-furred burrowing mammal having small eyes and fossorial forefeet.

Usage

Real sentences for each spelling. Hover an example to copy it.

…in a 2.5-fold excess (5.0 mol ÷ 2.0 mol).
120 g acetic acid (60 g/mol, 2.0 mol) was reacted with…
…the high nitrogen content (8–11 mol %) the Wobbe number was…
…with her third husband, Dirk Mol (died Stellenbosch 1731), and returned…
…is calculated from the actual molar yield and the theoretical molar…
The theoretical molar yield is 2.0 mol (the…
…Roger McAlister, Gillian Darmody's (Gretchen Mol) ill-fated lover, and was the…
…professional footballer who plays for MOL Fehérvár FC as a defender…
The molar yield of the product is…
Mol (2015)

…has groomed him as a mole inside the Massachusetts State Police
Mole
Celebrity Mole Hawaii (2003): ABC series
…frames him as the only mole.
http://txavarria.photoshelter.com/image/I0000_yplcN4E8cw Dobladas with mole
…Carmilla exactly, down to the mole on her neck.
But Essie notices the irregular mole and Arthur dismisses her concern…
…technologies.1924 Locking pliers Locking pliers, Mole grips or Vise-Grips are pliers…
…escapes a sting operation, each mole becomes aware of the other's
…"he's never really noticed the mole before and reckons it's probably

Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions are drawn from WordNet.

Looking for a tool that handles this for you wherever you write?