Rates of Reaction: Calcium Carbonate & 0.1 M Acids

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In summary, the purpose of studying rates of reaction involving calcium carbonate and 0.1 M acids is to understand the factors that affect the speed of a chemical reaction. The concentration of acid directly affects the rate of reaction, with a higher concentration leading to a faster reaction. Surface area also plays a role, as a larger surface area means more exposed particles and therefore more collisions between reactants. Temperature is another important factor, as an increase in temperature leads to more frequent and energetic collisions between the reactants. Potential sources of error in this experiment include inaccurate measurement, variations in surface area, fluctuations in temperature, and other factors such as impurities or human error.
  • #1
wayneo
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explain why the reaction lumps of calcium carbonate is much slower with 0.1 M ethanoic acid than with 0.1 M hydrochloric acid at the same temperature.

any ideas?
 
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  • #2
HINT: Think about what actual reacts with the calcium carbonate (think ions)
BIG HINT: One is a weak acid and the other is a strong acid.

~H
 
  • #3
Consider how carbonate reacts with each respective acid in the aqueous solutions, the equilibrium pH of each respective acid solution, Ksp equation, common ion effect.
 

Related to Rates of Reaction: Calcium Carbonate & 0.1 M Acids

1. What is the purpose of studying rates of reaction involving calcium carbonate and 0.1 M acids?

The purpose of studying rates of reaction is to understand how quickly a chemical reaction occurs and what factors can affect its speed. In this specific experiment, we are investigating the effect of different acids on the rate of reaction with calcium carbonate.

2. How does the concentration of acid affect the rate of reaction with calcium carbonate?

The concentration of acid directly affects the rate of reaction with calcium carbonate. A higher concentration of acid means there are more acid particles in the solution, increasing the chances of collisions with calcium carbonate particles and therefore increasing the rate of reaction.

3. What is the role of surface area in the rate of reaction between calcium carbonate and 0.1 M acids?

The surface area of calcium carbonate affects the rate of reaction with 0.1 M acids. A larger surface area means there are more exposed particles, increasing the chances of collisions with acid particles and therefore increasing the rate of reaction.

4. How does temperature impact the rate of reaction between calcium carbonate and 0.1 M acids?

Temperature plays a significant role in the rate of reaction between calcium carbonate and 0.1 M acids. An increase in temperature leads to an increase in the kinetic energy of particles, resulting in more frequent and energetic collisions between calcium carbonate and acid particles, thus increasing the rate of reaction.

5. What are some potential sources of error in this experiment?

Potential sources of error in this experiment include inaccurate measurement of reactant quantities, variations in the surface area of calcium carbonate, and fluctuations in temperature. Other factors such as impurities in the reactants or human error during the experiment can also contribute to errors in the results.

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