2NO2 --> N2 + 2O2 The above equation is what type of reaction?
A. single replacement
B. synthesis (composition)
C. decomposition
D. combustion

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

What natural processes produce large quantities of co2