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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?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
The empirical formula of a substance is CH2O. Its molar mass is 180. What is the molecular formula?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
Which step below is rate-determining for a reaction with the following rate law: Rate = k|A|^2 |B|
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
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?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
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?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
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
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
A chemical reaction that releases is heat is what type of chemical reaction?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
What is the molecular geometry of H2S?
Step 2: F + A -- C + G
exothermic reaction
increase the temperature of the vinegar
C6H12O6
The solid is a poor conductor, and the liquid is a good conductor.
The mass of the products is equal to the mass of the reactants.
decrease in temperature
bent
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