Calculate the liters of oxygen gas needed to react with methane and produce 8.0 liters of carbon dioxide at STP
CH4 + 2 Oz → CO2 + 2 H2O

It will fall off and tip over. 

Bthats what im doing to and i figured it out it is b

Answerd. may include all of these are many definitions of bases: the  brønsted-lowry definition of acids and bases says that bases are proton acceptors.the arrhenius definition of acids and bases says that bases increase [oh⁻] in solution (thereby producing oh⁻ ions)the lewis definition of acids and bases says that bases donate electron pairs.therefore, the sensible answer is that a base may include all of the described characteristics.

The breaking apart of glucose, which involves spontaneous reactions