How many water column [inch] in 1 attopascal?
The answer is 4.0146307866177E-21.
We assume you are converting between water column [inch] and attopascal.
You can view more details on each measurement unit:
water column [inch] or
attopascal
The SI derived unit for pressure is the pascal.
1 pascal is equal to 0.0040146307866177 water column [inch], or 1.0E+18 attopascal.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between water column and attopascals.
Type in your own numbers in the form to convert the units!

Quick conversion chart of water column [inch] to attopascal

1 water column [inch] to attopascal = 2.4908890833333E+20 attopascal

2 water column [inch] to attopascal = 4.9817781666667E+20 attopascal

3 water column [inch] to attopascal = 7.47266725E+20 attopascal

4 water column [inch] to attopascal = 9.9635563333333E+20 attopascal

5 water column [inch] to attopascal = 1.2454445416667E+21 attopascal

6 water column [inch] to attopascal = 1.49453345E+21 attopascal

7 water column [inch] to attopascal = 1.7436223583333E+21 attopascal

8 water column [inch] to attopascal = 1.9927112666667E+21 attopascal

9 water column [inch] to attopascal = 2.241800175E+21 attopascal

10 water column [inch] to attopascal = 2.4908890833333E+21 attopascal

The SI prefix "atto" represents a factor of
10^{-18}, or in exponential notation, 1E-18.

So 1 attopascal = 10^{-18} pascals.

The definition of a pascal is as follows:

The pascal (symbol Pa) is the SI unit of pressure.It is equivalent to one newton per square metre. The unit is named after Blaise Pascal, the eminent French mathematician, physicist and philosopher.

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