anonymous
  • anonymous
Outside the city of Five Points, a small illegal dump is found containing old computer monitors. The concentration of lead in the soil is 200 ppm in a primary area, a circular region with a radius of 7 meters centered at the dump. A secondary area with an additional width of 7 meters has a concentration of 20 ppm.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
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anonymous
  • anonymous
please help me
anonymous
  • anonymous
@Whitemonsterbunny17 @uybuyvf @Nnesha @pooja195 @Legends @SithsAndGiggles @Concentrationalizing Just help with a and b

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anonymous
  • anonymous
@Icedragon50 just a and b
anonymous
  • anonymous
Lead can be treated at a cost of $9/m2 with phytoremediation with sunflowers or $45/m3 with removal of soil by excavation. Show your work in each calculation below. a)What is the range of lead concentrations in mg/kg? b)What is the area of the primary area? What is the area of the secondary area?
anonymous
  • anonymous
@Preetha @poisonIV @jagr2713 @SithsAndGiggles @lalaland_lauren @batman19991 @creegan @raiders88 @ash2326 @Lilmike234 @NeonStrawsForever @FEARLESS_JOCEY @sleepyjess @superhelp101
anonymous
  • anonymous
@automaticloveletter
Mertsj
  • Mertsj
Is there a question here somewhere?
anonymous
  • anonymous
I couldn't understand
lalaland_lauren
  • lalaland_lauren
Please don't tag the world

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