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19.If the chemical equation below is balanced using only whole numbers, what is the smallest whole-number coefficient for water?__ Fe2O3 + __ H2 ---> __ Fe + __ H2OSelect one:a. 1b. 2c. 3d. 4

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2 votes

Answer:

c. 3

Step-by-step explanation:

To find the coefficient for water, we have to balance the chemical reaction:


Fe_2O_3+3H_2\rightarrow2Fe+3H_2O

So, the smallest coefficient for water is 3.

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