ppm = parts per million, eg. 1ppm = 1 part out of 1 000 000 = 1/1*106
ppb = parts per billion, eg. 1ppb = 1 part out of 1 000 000 000 = 1/1*109
ppt = parts per trillion, eg. 1ppt = 1 part out of 1 000 000 000 000 = 1/1*1012
pH is the scale used by scientists to express the aidity of acid rain.
You think probable to a picogram.
pH value(not the 'unit' just the scale)
pH scale...... for acidity it is 0-6.9, neutral is 7.0, Basic is 7.1-14.0
Pure Hydrogen
"No" is used to express disagreement while "Yes" is used to express agreement.
Kilograms are used to express the metric measurement of mass.
The unit to express power is YOUR MOMMA
yes ex: an express train
No, the Pony Express used horses.
the unit used to express power is time
Meters
density
A story from everyday life used to express spiritual ideas is a parable.
There are many places where one can buy used Honda Express cars in Toronto. One can buy used Honda Express cars in Toronto at the Toronto Honda Dealer.
It was used for trade and buisness
PCI , AGP and PCI Express