Vitamin A has a molar mass of 286.4 g/mol and has a general molecular formula of CxHyE, where is an unknown element. If vitamin A is 83.96% C and 10.56 % H by mass, what is the molecular formula of vitamin A?

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