Witch of the following is not an example of a chemical change? A. rusting of metal
B. digestion of food
C. burning of firewood
D. evaporation of water

Categorize them by metal, nonmetal, in periodic tableductilenon-ductilemalleableoften gain electrons easilygood conductorpoor conductorcan be liquidselements

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.

If i had 2 m naoh solution, what does the 2 m stand for? 2 molar, but 2 of a solute in 1