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color of the reactiontemperature of the reaction✔ time of the reactionamount of gas produced by the reaction
temperature and use of a catalyst✔ temperature and surface areasurface area and concentrationconcentration and use of a catalyst
Which observation was a sign that a chemical reaction was occurring in this experiment?
As the temperature of the reaction increases, what happens to the average time for the tablet to dissolve? increases✔ decreasesstays the same
Based on the data shown in the graph, what would be the most reasonable estimate for the time required for the same reaction at 30°C?
Which form of the sodium bicarbonate tablet has the most surface area? tablet formquartered✔ crushed
As the amount of surface area increases, what happens to the rate of this reaction? ✔ The rate is faster.The rate is slower.The rate stays the same.
Which procedures were followed in this lab to decrease experimental error? Check all that apply.
Cold water and powdered lemonade Cold water and lemonade tabletsWarm water and powdered lemonade Warm water and lemonade tablets
A shorter time of reaction indicates a ✔ fasterslowerequivalent rate of reaction.
As the surface area increases, what happens to the average time required for the reaction? increases✔ decreasesstays the same
If the antacid tablet were broken into eight pieces, what would be a reasonable estimate for the time of reaction? 60 seconds46 seconds✔ 28 seconds9 seconds
Which of the following did you include in your answer? Check all that apply.
Which of the following did you include in your answer? Check all that apply.
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