Chem 132: When the following equations are balanced using the smallest possible integers, what is the number in front of the underlined substance in each case?

 

Question:

When the following equations are balanced using the smallest possible integers, what is the number in front of the underlined substance in each case?

Li(s) + O2(g) → Li2O(s)

Select one:

a. 2

b. 4

c. 1

d. 3

e. 5

 

 

Answer

a. 2

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