When color changes from yellow to brown, what has happened?

How many electrons does silver have to give up in order to achieve a sido noble gas electron configuration

The gulf stream is a warm water current that flows away from the equator to northern europe. witch of these does it cause. a. crashes of warm and cool water in the ocean b.colder climates near the equator c.large waves on the cost of europe d.warm climates in northern europe

If two identical atoms are bonded,what kind of molecule is formed