Factors Affecting Chemical Reaction
Quiz by May Anne Pasco
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- Q1
How does a catalyst increase reaction rate?
by increasing the activation energy
by increasing the amount of substance
by increasing the space between particles
by increasing the contact between particles
20s - Q2
What is required for a reaction to occur?
Nothing
Sufficient energy
Collisions
collisions with sufficient energy
20s - Q3
What does NOT happen when the temperature is increased?
Particles move faster
Particles collide more often
Particles collide with more energy
Particles cease to move
20s - Q4
Which is an example of an inhibitor?
The use of "kalburo" in the ripening of green mangoes.
Using bleach to remove stain in clothes
Allowing an iron nail to rust in a test tube with water
Salt is used in drying of fish.
20s - Q5
Which will cook faster?
A kilogram of beef cut into cubes
A kilogram of ground beef
A kilogram of a chunk of beef
They will all cook at the same time
20s