What type of reaction is combustion?
a. diffusion
b. osmosis
c. oxidation
Generally, what are the three necessary parts in any combustion reaction?
a. fire, light, electricity
b. fuel, heat, oxygen
c. wood, flint, grass
Name one type of energy given off during combusiton.
a. Light
b. Electricity
c. Heat
Water is not as good as foam when putting out a fire. Why?
a. Foam has air bubbles
b. Foam can absorb more heat
c. Water actually is better
Which is a real combustion reaction?
a. C6H12O6 + 5O2 --> 6CO2 + 6H2O
b. 2NaOH + H2SO4 --> Na2SO4 + 2H2O
c. H2SO4 + 2NaCl --> Na2SO4 + 2HCl
In flour mills, large fires have been starting unexpectedly and for no apparent reason? Why might this be happening?
a. Because the flour mills were poorly constructed, particles in the air made phlogiston and ignited the fires.
b. The grain had rotted and so was easily ignited.
c. Since flour is in huge piles, the heat generated by carbon in the flour in the middle cannot escape. Eventually the heat inside gets so hot that everything combusts.
Which gas is combustible?
a. NO2.
b. CO2
c. H2
Which of the following are all combustible carbon compounds?
a. Wheat, Propane, Coal
b. Stove, Window, Mirror
c. Concrete, Soil, Key
What are the products of combustion?
a. Hydrogen gas and Chlorine Gas
b. Ammonium and Hydroxide
c. Water and Carbon Dioxide
Can a human body combust?
a. No, it is much too large to be combustible
Yes, as the body does have quite a bit of carbon in it.
c. Yes, but only if the person drinks lighter fluid.