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In science, the parts-per notation is a set of pseudo units to describe smal values of mescellaneous dimensionaless quiantities. In that case PPB, is patrs-per-billion (10^-9).

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What does ppb mean?

Parts Per Billion


What is the ppb by weight of zinc in the human body?

4.518514 ppb


What is the composition of the atmosphere on Mars?

95.32% carbon dioxide2.7% nitrogen1.6% argon0.13% oxygen0.08% carbon monoxide210 ppm water vapor100 ppm nitric oxide2.5 ppm Neon850 ppb HDO300 ppb Krypton130 ppb formaldehyde80 ppb xenon30 ppb ozone10 ppb methaneNote: ppm stands for parts per million while ppb stands for parts per billion. 210 ppm of water vapour means water vapour makes up 210/1,000,000 of the atmosphere.


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How many ppb in 272 ppt?

There are 272,000 ppb in 272 ppt. This conversion is based on the fact that 1 part per billion (ppb) is equivalent to 1,000 parts per trillion (ppt).


What is 28 ppb equal to in ppm?

To convert parts per billion (ppb) to parts per million (ppm), you divide by 1000. So, 28 ppb is equal to 0.028 ppm.


How to convert ppb into microliter?

Parts per billion (ppb) is a unit of concentration, while microliter (μL) is a unit of volume. To convert ppb to microliters, you need to know the density of the substance in question. The formula for this conversion is: microliters = (ppb * volume in liters) / density in g/mL. This formula takes into account the concentration of the substance in ppb and its density to give you the volume in microliters.


What do the acronyms ppb and ppm represent?

PPB stands for parts per billion and is used to measure the concentration of a substance in a mixture. PPM stands for parts per million, and is another unit of measurement like ppb, but represents a higher concentration in a mixture.


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The cast of Rift - 2009 includes: Edward Beckford as Member of the Scientific Community Aleksandr Bible as Member of the Scientific Community DeeDee Bigelow as Member of the Scientific Community Benedict Burns as Member of the Scientific Community Thomas Crawford as Blake Loch Kathy Goral as Member of the Scientific Community Denise Gossett as Shelley Loch Lauren Holiday as Member of the Scientific Community Mary Jeannette Corona as Member of the Scientific Community Garnet Jordon as Hannah Loch David Lance Thomas as Coach Peter Nikkos as Reuters Reporter Rhoda Pell as Member of the Scientific Community Robert Stilwell as Member of the Scientific Community Lynna Yee as Technician


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Whats the words that means a quantity used by general agreement of the scientific community?

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How much does 15ppb weigh?

ppb is not a weight, but a ratio. "parts per billion"