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These are units that indicate a very small amount of the substance being measured. Generally air or water contaminates are measured in ppm or ppb.
ppm = parts per million
ppb = parts per billion
Concentration of carbon monoxide in underground carparks could be measured in ppm. Amount of contaminate in air could be ppm or ppb.
Amount of cyanide gas? Amount of nutrient in soil or water? Amount of ozone in water purifying treatment facilities...
Wiki User
∙ 13y ago
Wiki User
∙ 14y agoParts per million. In other words, the number of particles of a substance per particles of water. For Example, sharks smell 1 ppm of blood in water: meaning they can smell a single part of blood in one million parts of water.
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Is bottled spring water a mixture or pure substance?
Basically Water itself in general is pure substance. But most water, including bottled spring water, is a mixture. You can the read the label behind the bottle too. It says: nutrition facts Na....0.1 ppm Cl.....0.2 ppm F......0.05 ppm etc (ppm) means part per million which is good. (PPB) Means part per Billion. (PPT) Means part per trillion. Even natural water has minerals dissolved in it which is good.
How do you make a 20 ppm chlorine solution for a 250 gallon spa using liquid household bleach?
20 ppm means 20 gm of bleaching powder be added in water
What is the dilution of 1000 ppm to 500 ppm?
5ml of the 1000 ppm solution in 95ml distilled water gives a 500ppm solution
At what ppm is what elements of hard water potentially hazardous?
Elements of hard water are potentially hazardous at about 0.3 to 1.5 PPM.
How many ppm in 100 kg?
ppm means the amount of solved matter(mg) in one kg of solution. most of the times we use of this equation: (x)ppm=(x)mg/1Liter
What is a good level of ppm in well water?
"ppm" simply means 'parts per million' and describes the quantity of any substance in water. For example -Iron should be less than 3 ppm."ppm" simply means 'parts per million' and describes the quantity of any substance in water. For example -Iron should be less than 3 ppm.
What ppm means in water pollution?
Parts per million.
How do you covert from 5 ppm to percent?
ppm means 1/1,000,000; percent means 1/100. Therefore, every percent is equal to 10,000 ppm. To convert from ppm to percent, you divide by 10,000.ppm means 1/1,000,000; percent means 1/100. Therefore, every percent is equal to 10,000 ppm. To convert from ppm to percent, you divide by 10,000.ppm means 1/1,000,000; percent means 1/100. Therefore, every percent is equal to 10,000 ppm. To convert from ppm to percent, you divide by 10,000.ppm means 1/1,000,000; percent means 1/100. Therefore, every percent is equal to 10,000 ppm. To convert from ppm to percent, you divide by 10,000.
Is bottled spring water a mixture or pure substance?
Basically Water itself in general is pure substance. But most water, including bottled spring water, is a mixture. You can the read the label behind the bottle too. It says: nutrition facts Na....0.1 ppm Cl.....0.2 ppm F......0.05 ppm etc (ppm) means part per million which is good. (PPB) Means part per Billion. (PPT) Means part per trillion. Even natural water has minerals dissolved in it which is good.
What does 2 ppm means?
2 ppm means 2 parts per million.
What percent is 115 ppm in water?
115 ppm is 0.0115%.
What is ppm in petroleum?
In chemistry, ppm means 'parts per million'
What does ppm mean in property?
ppm means Parts per million
What are drinking water standards for lead in ppm?
0.o15 ppm
How do you make a 20 ppm chlorine solution for a 250 gallon spa using liquid household bleach?
20 ppm means 20 gm of bleaching powder be added in water
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.
What is ppm in diesel?
PPM means 'parts per million' and usually refers to contamination.
