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Which step below is rate-determining for a reaction with the following rate law: Rate = k|A|^2 |B|
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
A chemical reaction that releases is heat is what type of chemical reaction?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
in a chemical reaction, if more energy is required to make the chemical bonds than to break them apart, the reaction is endothermic, so we see a
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
A solid sample of a compound and a liquid sample of the same compound are each tested for electrical conductivity. Which test conclusion indicates that the compound is ionic?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
The following chemical equation represents the decomposition of ammonia. 2NH3 -- 3H2 + N2 Which of the following is true in all chemical reactions that result in decomposition?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
If I add vinegar to baking soda, a chemical reaction takes place and carbon dioxide is produced. Which of the following will increase the speed of the chemical reaction?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
David watches a burning candle to determine whether a chemical reaction is taking place. Which of these observations shows evidence of a chemical reaction?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
The empirical formula of a substance is CH2O. Its molar mass is 180. What is the molecular formula?
C6H12O6
increase the temperature of the vinegar
Step 2: F + A -- C + G
The mass of the products is equal to the mass of the reactants.
exothermic reaction
decrease in temperature
The solid is a poor conductor, and the liquid is a good conductor.
The candle gives off light and heat.
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Match it!
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