Acup of coffee is considered

a) solute
b) solvent
c) precipitate
d) solution

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

Can someone me with questions 15 to 17 plz.

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount