Recent content by Shiki

I don't know how to calculate the % composition for this question on the textbook: An unknown substance that contained carbon, hydrogen, and oxygen underwent a combustion reaction in the presence of an excess of oxygen. The products of the reaction were analyzed and the following data were...

When I get a call 99% of the time its "UNKNOWN" it shows the date and time and stuff though. I have a metro pcs phone. And it really sucks because I can never call back "Missed Calls" and I don't have any cards in my phone ect. So what should I do? When someone use's *67 it comes up...