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Which of the following is true about an exothermic reaction?
Practice Questions
Q1
Which of the following is true about an exothermic reaction?
ΔH is positive
ΔH is negative
ΔH is zero
ΔH can be either positive or negative
Questions & Step-by-Step Solutions
Which of the following is true about an exothermic reaction?
Steps
Concepts
Step 1: Understand what an exothermic reaction is. It is a type of chemical reaction that releases heat.
Step 2: Learn about enthalpy change, which is a measure of heat content in a system.
Step 3: In an exothermic reaction, the system loses heat to the surroundings.
Step 4: Because heat is released, the enthalpy change (ΔH) is negative.
Step 5: Remember that a negative ΔH indicates that energy is being released during the reaction.
No concepts available.
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