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 ( 96+ )
Otras preguntas
PLEASE HELP HURRY! How are a concurring opinion and a dissenting opinion on a Supreme Court case different? A: A concurring opinion agrees with the majority op
Daoists believe that the dao is... A. A philosophy of severe punishment. B. A set of guidelines for proper relationships. C. The natural way of the universe. D.
A college student borrows $1500 for 9 months to pay for a semester of school . if the interest is $92.81 find the monthly payment
What does Sampson do when he sees the Montague servants? Why? Why does he take back his gesture? What do the servants’ actions reveal about the conflict between
Write the equation of the function. is it y = x2 / 6 - 3x /2 + 13/3 ?
An artist is selling children's crafts. Necklaces cost $2.25 each, and bracelets cost $1.50 per each. Select all the combinations of necklaces and bracelets tha
How did women’s roles in the workforce change during World War I? Women entered the industrial workforce for the first time. Women replaced men as workers in fa
A 4.89 μC test charge is placed 4.10 cm away from a large, flat, uniformly charged nonconducting surface. The force on the charge is 321 N. The charge is then m
In Austria, when do children customarily receive their Christmas gifts?
Cazden Motors' stock is trading at $30 a share. Call options on the company's stock are also available, some with a strike price of $25 and some with a strike p
