Rate of Reaction

Which of the following is the rate of reaction?

• How fast the reaction is

• How big the reaction is

• How loud the reaction is

• How much gas is being produced

Tags

NGSS.HS-PS1-5

Which of the following does not affect the rate of reaction?

• concentration of solution

• using a catalyst

• color of the solution

Tags

NGSS.HS-PS1-5

Magnesium reacts with hydrochloric acid. Which temperature of hydrochloric acid will produce higher rate of reaction?

• 20 ^OC

• 40 ^OC

• 60 ^OC

Tags

NGSS.HS-PS1-5

What effect does increasing the concentration of reactants have on the rate of reaction?

• It decreases the rate of reaction.

• It has no effect on the rate of reaction.

• It increases the rate of reaction.

• It stops the reaction.

Tags

NGSS.HS-PS1-5

Which of the following factors does NOT affect the rate of a chemical reaction?

• Temperature

• Colour of the reactants

• Concentration of reactants

• Surface area of reactants

Tags

NGSS.HS-PS1-5

If the concentration of a reactant is increased, what is the effect on the rate of reaction?

• The rate of reaction decreases.

• The rate of reaction increases.

• The rate of reaction remains unchanged.

• The reaction stops.

Tags

NGSS.HS-PS1-5

How quickly a reaction will take place is called what?

• Reaction Rate

• Temperature

• Catalyst

• Pressure

Tags

NGSS.HS-PS1-5

How does increasing the temperature generally affect the rate of a chemical reaction?

• It decreases the reaction rate.

• It has no effect on the reaction rate.

• It increases the reaction rate.

• It stops the reaction.

Tags

NGSS.HS-PS1-5

which factor that affect reaction rate is represented?

• Temperature

• Catalyst

• Surface Area

• Concentration

Tags

NGSS.HS-PS1-5

In standard conditions data for line B was recorded. If we run the reaction again with reactants at lower concentrations, which line of data would likely be recorded?

• A

• B, again

• C

• No reaction occurs

Tags

NGSS.HS-PS1-5