Answer:
Units of pressure include: <u>Pa, bar, at, atm, torr, lbf/in^2</u>
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Explanation:
P = F/A is a formula for pressure not a unit.
Pa = Pascal
Bar = Bar
at = Technical Atmosphere
Torr = Torr
lbf/in^2 = pounds per square inch
Solid, Liquid and Gas
They are the 3 states or stages of Matter
A