No student devices needed. Know more
9 questions
Smaller particle size allows for a _________ surface area to be exposed for the reaction.
larger
smaller
rectangular
spherical
Increasing the ____ causes the particles (atoms
or molecules) of the reactants to move more quickly so that
they collide with each other more frequently and with more
energy.
Catalyst
Surface Area
Temperature
Concentration
________ is the measure of how much area of an
object is exposed.
Surface Area
Catalyst
Temperature
Concentration
Grains of sugar have a greater _______ than a solid cube of
sugar of the same mass, and therefore will dissolve quicker in water.
Surface Area
Catalyst
Temperature
Concentratrion
Pick the TWO (2) options that will INCREASE the rate of a reaction.
Reducing Heat
Adding Catalyst
Adding Heat
Removing Catalyst
Which of the following will lower the rate
of reaction?
adding an enzyme to the reaction
decreasing the temperature from 40°C to
10°C
breaking a chunk of calcium up into
smaller pieces
increasing the amount of solute
dissolved in a solution
Explore all questions with a free account