What is 1 item that is a compound?

Give an example of how the 1 item is a compound :D

Perform the following mathematical operations and report the answer to the appropriate number of significant figures 5.87998 + 3.100

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what