In the reaction at blood falls, iron and oxygen combine to form iron oxide, which is called rust (water is also present). the reactants are , a] oxygen and iron oxide b] iron ad iron oxide c] oxygen and iron and the product is a] iron b] oxygen c] iron oxide. i need answers to boh blanks .

The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .