What type of elements can react with metals to form salts

An occluded front moves over the farmland that has been experiencing drought conditions. what change in weather will this front likely bring? a. gray skies, but no rain b. an extended period of rain c. more dry air and sunny skies d. violent, short-lived thunderstorms

Two things that biomedical has invented or innvated

How air particles exert a pressure on the inside of the balloon