Copy of CI Skill Check #1.2 (Unit 1 Investigation 1 Experience 2) (7/30/2025)
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Last updated 4 months ago
6 questions
Required
1
In the chemical reaction AB + CD → AD + BC heat is absorbed what is true of the stored energy of the reactants and products?
In the chemical reaction AB + CD → AD + BC heat is absorbed what is true of the stored energy of the reactants and products?
Required
2
How do exothermic reactions impact the overall potential energy of the molecules? Select all that apply.
How do exothermic reactions impact the overall potential energy of the molecules? Select all that apply.
Required
2
Use the diagram to answer the questions. The diagram describes the changes to matter and energy as wood burns in a campfire.
Consider the scenario in which you are sitting by the campfire on a cold night. Which description best summarizes the heat transfer that occurs?
Use the diagram to answer the questions. The diagram describes the changes to matter and energy as wood burns in a campfire.
Consider the scenario in which you are sitting by the campfire on a cold night. Which description best summarizes the heat transfer that occurs?
Required
2
Use the diagram to answer the questions. The diagram describes the changes to matter and energy as wood burns in a campfire.
Wood is made mostly of cellulose and has a chemical formula of C6H10O5. The chemical equation for this combustion reaction is: C6H10O5 (s) + 6O2 (g) ---> 6CO2 (g) + 5H20 (g) + energy
What type of reaction occurred?
Use the diagram to answer the questions. The diagram describes the changes to matter and energy as wood burns in a campfire.
Wood is made mostly of cellulose and has a chemical formula of C6H10O5. The chemical equation for this combustion reaction is:
C6H10O5 (s) + 6O2 (g) ---> 6CO2 (g) + 5H20 (g) + energy
What type of reaction occurred?
Required
2
Describe how heat flows when an ice cube is placed in the palm of your hand.
Describe how heat flows when an ice cube is placed in the palm of your hand.
Required
1
Describe what it means by thermal equilibrium.
Describe what it means by thermal equilibrium.