1. Adding water to stop a fire does all the following except

Question

a. reduces the reaction rate by washing away any catalysts
b. reduces the reaction rate by lowering the temperature
c. reduces the reaction rate by decreasing the reactant surface area exposed ***
d. reduces the reaction rate by reducing the concentration of oxygen gas available

All the following will decrease the rate of burning of wood except
a. using larger pieces of wood ***
b. lowering the oxygen concentration
c. cooling the fire to the freezing point of water
d. grinding the wood into sawdust

Answer 1

I think you are correct on both questions, but you probably shouldn't rely on me.