A student weighs 5.0 g of sodium fluoride, formula mass 42 and dissolves it in enough water to fill a 259 ml flask. What is the concentration of the solution

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