What mass of water is produced from the complete combustion of 2.60×10−3 of methane?

Express your answer with the appropriate units.

2 answers

Same example.
http://www.jiskha.com/science/chemistry/stoichiometry.html
What is the the PH change in the following reaction...
H2CO3 + 2KOH -> K2CO3 + 2H2O