Smog is a homogeneous mixture. true or false?

What is the most stable monatomic ion formed from nitrogen

Can someone me with 3 and 4 plz. this is for masteries test.

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