First, Vitamin K should no be confused with the element K, which is potassium. Vitamin K is a molecule comprised of carbon, oxygen, and hydrogen. It does not contain any potassium.
To answer your question, Vitamin K is fat-soluble.
The electrostatic charges in most of gasoline's parts are balanced through out the molecule. Water and vitamin c are polar (they have a + charge on one end and a - charge on the other). Things like...