Which combination of coefficients correctly balances the chemical equation below?
_Fe2O3+ _H2 - _Fe +_H2O
Bonus Question: What kind of reaction is this?
1,3,2,3 (single displacement)
1,2,3,4, (decomposition)
1,3,3,2 (single displacement)
1,3,2,3 (double displacement)

the answer is:  

line graphs show patterns in data with variables that change over time; whereas, circle graphs show data as parts out of a whole (such as out of 100%).

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?