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Questions and Answers
What is the SI unit of pressure?
What is the SI unit of pressure?
- Pound-force per square inch (psi)
- Atmosphere (atm)
- Torr
- Pascal (Pa) (correct)
Which unit of pressure is defined as 1⁄760 of standard atmospheric pressure?
Which unit of pressure is defined as 1⁄760 of standard atmospheric pressure?
- Atmosphere (atm)
- Pascal (Pa)
- Torr (correct)
- Pound-force per square inch (psi)
What is the symbol for gauge pressure?
What is the symbol for gauge pressure?
- g
- p
- G
- P (correct)
Which unit is a traditional measure of pressure in the imperial and US customary systems?
Which unit is a traditional measure of pressure in the imperial and US customary systems?
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What is the IUPAC recommendation for the symbol of pressure?
What is the IUPAC recommendation for the symbol of pressure?
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Study Notes
Pressure Units
- The SI unit of pressure is the pascal (Pa).
- The torr is a unit of pressure defined as 1⁄760 of standard atmospheric pressure.
- The symbol for gauge pressure is p, pg, or gauge.
- The pound per square inch (psi) is a traditional measure of pressure in the imperial and US customary systems.
- The IUPAC recommends the symbol p or P for pressure.
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