Seudónimo
Seudónimo
01-03-2017
Chemistry
contestada
how does ppm compare to ppb?
Respuesta :
maura2mconroy0547
maura2mconroy0547
08-03-2017
Another way to say it is a liter of water weighs 1,000 grams or 1 million mil- ligrams. Therefore, 1 mg in 1 liter is l mg in 1 million mil- ligrams or 1 part per million. An even smaller concentra- tion measurement is parts per billion
(
ppb
).
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
How does Jefferson describe the nature of large cities?
How does the Newsela article “Health Benefits of Reading, Writing, Are Not Just for Patients" develop the central ideas that reading and writing are good for bo
Which of the following options correctly describe physical and chemical properties? A- A phase change always occurs when a physical property is measured B- Whe
What percent is represented by the shaded area?
What is one advantage of a magnetic hard drive as compared to a solid state drive? O It won't be harmed if you drop your computer. O It spins faster. O It is op
You work for the Parks Department. Read this policy document you received during your new-employee orientation. As used in the document, what is meant by "natur
Evaluating How do you think new election campaign methods affected American democracy?
Choose the sentence that uses a hyphen correctly. Although Andrew thought that the incredibly-long year end math test was unexpectedly challenging, Angel though
Maggie is rock climbing. After reaching the summit, she descends 14 feet in 213 minutes. If she continues at this rate, where will Maggie be in relation to the
What is the Earth's interior made of?How will you describe its internal structure?
