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Earn +20 ptsQ: Both the PM10 and PM2.5 units refer to what characteristic of atmospheric particles?
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What unit of diameters equals 21 units?
The answer will depend on what aspect the 21 units refer to!
What does 55x6 in measurement mean?
It could refer to the area of a rectangle that is 55 units long and 6 units deep.
What is the standard notation to the moon?
The answer will depend on what characteristic of the moon is being measured in what measurement units.
What quantity and unit does the abbreviation K represent?
Quantity K is metric for 1000. For units, it can also refer to Kelvin temperature. It can also refer to Kinetic energy.
What do you need to change moles to number of particles?
You need to know that one mole is 6.022 x 1023 particles (atoms, molecules, ions, formula units, etc...).
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