How many MOLECULES of nitrogen are present in 4.13 grams of this compound?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space

Is heavenly controller dating someone?