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What is the standard state of a substance?
What is the standard state of a substance?
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Practice Questions
1 question
Q1
What is the standard state of a substance?
The most stable form at 1 atm and 25°C
Any form of the substance
The gaseous form only
The liquid form only
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The standard state of a substance is defined as its most stable form at 1 atm pressure and 25°C.
Questions & Step-by-step Solutions
1 item
Q
Q: What is the standard state of a substance?
Solution:
The standard state of a substance is defined as its most stable form at 1 atm pressure and 25°C.
Steps: 5
Show Steps
Step 1: Understand that every substance can exist in different forms, like solid, liquid, or gas.
Step 2: Know that the standard state refers to the specific form of a substance that is most stable.
Step 3: Remember that this standard state is defined at a pressure of 1 atmosphere (atm).
Step 4: Also remember that the temperature for the standard state is 25 degrees Celsius (°C).
Step 5: Combine these points to conclude that the standard state is the most stable form of a substance at 1 atm and 25°C.
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