Question

If 36 grams of aluminum react with an excess of oxygen, as shown in the balanced chemical equation below, how many grams of aluminum oxide can be formed? (1 point)

4Al + 3O2 yields 2Al2O3

18 grams
24 grams
68 grams
272 grams

Answer 1

@taramgrant0543664

Answer 2

36g Al * (1mol Al/ 26.98g Al) * (2mol Al2O3/4mol Al) * (101.96g Al2O3/1mol Al2O3)=?g Al2O3

Answer 3

umm..is it 68 grams

Answer 4

Yes it is!

Answer 5

thanks!!!!!!! :))))) :DDDDDD

Answer 6

No problem! If you wanted to go through some examples I just put up a little tutorial 20 minutes ago about the same thing with two examples if you wanted to understand it a little better!

Answer 7

okay thank you very I'll check! I just have a couple more question left