If a chemical reaction such as the formation of our own oxide contains for Adams of iron(Fe) in the product how many items of iron would be the reactants? a. 12 atoms of iron
b. 8
c. 4
d. 2

The substances that are necessary for producing of certain hormones and that store and transport vitamins

Convection occurs when thermal energy is transferred by the movement of

The great sandini is a 60.0-kg circus performer who is shot from a cannon (actually a spring gun). you don’t find many men of his caliber, so you him design a new gun. this new gun has a very large spring with a very small mass and a force constant of 1100 n/m that he will compress with a force of 4400 n. the inside of the gun barrel is coated with teflon, so the average friction force will be only 40.0 n during the 4.00 m he moves in the barrel. at what speed will he emerge from the end of the barrel, 2.50 m above his initial rest position?