4 Na + O2 --- 2 Na2O

For the reaction whose balanced equation is as follows, find the number of grams of sodium that must react to produce 42.0 grams of sodium oxide.

Please round final answers to the tenth position, one place after the decimal. Please only report the numerical answer.

Question

4 Na + O2 ---> 2 Na2O

For the reaction whose balanced equation is as follows, find the number of grams of sodium that must react to produce 42.0 grams of sodium oxide. 

Please round final answers to the tenth position, one place after the decimal.  Please only report the numerical answer.

hannansm · Answer

31.2 g

hannansm · Answer

( 42.0 \61.9789)( 4\2)(22.9898)
where 61.9789 is the molar mass of sodium oxide and 22.9898 is the molar mass of sodium.